I: pbuilder: network access will be disabled during build
I: Current time: Thu Apr  2 19:16:49 -12 2026
I: pbuilder-time-stamp: 1775200609
I: Building the build Environment
I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
I: copying local configuration
W: --override-config is not set; not updating apt.conf Read the manpage for details.
I: mounting /proc filesystem
I: mounting /sys filesystem
I: creating /{dev,run}/shm
I: mounting /dev/pts filesystem
I: redirecting /dev/ptmx to /dev/pts/ptmx
I: policy-rc.d already exists
I: Copying source file
I: copying [hoichess_0.22.0-3.dsc]
I: copying [./hoichess_0.22.0.orig.tar.gz]
I: copying [./hoichess_0.22.0-3.debian.tar.xz]
I: Extracting source
dpkg-source: warning: cannot verify inline signature for ./hoichess_0.22.0-3.dsc: unsupported subcommand
dpkg-source: info: extracting hoichess in hoichess-0.22.0
dpkg-source: info: unpacking hoichess_0.22.0.orig.tar.gz
dpkg-source: info: unpacking hoichess_0.22.0-3.debian.tar.xz
dpkg-source: info: using patch list from debian/patches/series
dpkg-source: info: applying flags.patch
dpkg-source: info: applying docs.patch
dpkg-source: info: applying dirname-agnostic-2.patch
I: Not using root during the build.
I: Installing the build-deps
I: user script /srv/workspace/pbuilder/3746408/tmp/hooks/D02_print_environment starting
I: set
  BUILDDIR='/build/reproducible-path'
  BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other'
  BUILDUSERNAME='pbuilder1'
  BUILD_ARCH='amd64'
  DEBIAN_FRONTEND='noninteractive'
  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=42 '
  DISTRIBUTION='unstable'
  HOME='/root'
  HOST_ARCH='amd64'
  IFS=' 	
  '
  INVOCATION_ID='c21e20d19066450799e046e237b6a878'
  LANG='C'
  LANGUAGE='en_US:en'
  LC_ALL='C'
  MAIL='/var/mail/root'
  OPTIND='1'
  PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games'
  PBCURRENTCOMMANDLINEOPERATION='build'
  PBUILDER_OPERATION='build'
  PBUILDER_PKGDATADIR='/usr/share/pbuilder'
  PBUILDER_PKGLIBDIR='/usr/lib/pbuilder'
  PBUILDER_SYSCONFDIR='/etc'
  PPID='3746408'
  PS1='# '
  PS2='> '
  PS4='+ '
  PWD='/'
  SHELL='/bin/bash'
  SHLVL='2'
  SUDO_COMMAND='/usr/bin/timeout -k 18.1h 18h /usr/bin/ionice -c 3 /usr/bin/nice /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.vUKYNsDM/pbuilderrc_BM9z --distribution unstable --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.vUKYNsDM/b1 --logfile b1/build.log hoichess_0.22.0-3.dsc'
  SUDO_GID='110'
  SUDO_UID='105'
  SUDO_USER='jenkins'
  TERM='unknown'
  TZ='/usr/share/zoneinfo/Etc/GMT+12'
  USER='root'
  _='/usr/bin/systemd-run'
  http_proxy='http://213.165.73.152:3128'
I: uname -a
  Linux ionos5-amd64 6.12.9+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.9-1~bpo12+1 (2025-01-19) x86_64 GNU/Linux
I: ls -l /bin
  lrwxrwxrwx 1 root root 7 Nov 22  2024 /bin -> usr/bin
I: user script /srv/workspace/pbuilder/3746408/tmp/hooks/D02_print_environment finished
 -> Attempting to satisfy build-dependencies
 -> Creating pbuilder-satisfydepends-dummy package
Package: pbuilder-satisfydepends-dummy
Version: 0.invalid.0
Architecture: amd64
Maintainer: Debian Pbuilder Team <pbuilder-maint@lists.alioth.debian.org>
Description: Dummy package to satisfy dependencies with aptitude - created by pbuilder
 This package was created automatically by pbuilder to satisfy the
 build-dependencies of the package being currently built.
Depends: debhelper-compat (= 13), libreadline-dev, m4, perl:native, pgn-extract
dpkg-deb: building package 'pbuilder-satisfydepends-dummy' in '/tmp/satisfydepends-aptitude/pbuilder-satisfydepends-dummy.deb'.
Selecting previously unselected package pbuilder-satisfydepends-dummy.
(Reading database ... 19779 files and directories currently installed.)
Preparing to unpack .../pbuilder-satisfydepends-dummy.deb ...
Unpacking pbuilder-satisfydepends-dummy (0.invalid.0) ...
dpkg: pbuilder-satisfydepends-dummy: dependency problems, but configuring anyway as you requested:
 pbuilder-satisfydepends-dummy depends on debhelper-compat (= 13); however:
  Package debhelper-compat is not installed.
 pbuilder-satisfydepends-dummy depends on libreadline-dev; however:
  Package libreadline-dev is not installed.
 pbuilder-satisfydepends-dummy depends on m4; however:
  Package m4 is not installed.
 pbuilder-satisfydepends-dummy depends on perl:native.
 pbuilder-satisfydepends-dummy depends on pgn-extract; however:
  Package pgn-extract is not installed.

Setting up pbuilder-satisfydepends-dummy (0.invalid.0) ...
Reading package lists...
Building dependency tree...
Reading state information...
Initializing package states...
Writing extended state information...
Building tag database...
pbuilder-satisfydepends-dummy is already installed at the requested version (0.invalid.0)
pbuilder-satisfydepends-dummy is already installed at the requested version (0.invalid.0)
The following NEW packages will be installed:
  autoconf{a} automake{a} autopoint{a} autotools-dev{a} bsdextrautils{a} debhelper{a} dh-autoreconf{a} dh-strip-nondeterminism{a} dwz{a} file{a} gettext{a} gettext-base{a} groff-base{a} intltool-debian{a} libarchive-zip-perl{a} libdebhelper-perl{a} libelf1t64{a} libfile-stripnondeterminism-perl{a} libicu72{a} libmagic-mgc{a} libmagic1t64{a} libncurses-dev{a} libncurses6{a} libpipeline1{a} libreadline-dev{a} libreadline8t64{a} libtool{a} libuchardet0{a} libunistring5{a} libxml2{a} m4{a} man-db{a} pgn-extract{a} po-debconf{a} readline-common{a} sensible-utils{a} 
The following packages are RECOMMENDED but will NOT be installed:
  curl libarchive-cpio-perl libgpm2 libltdl-dev libmail-sendmail-perl lynx wget 
0 packages upgraded, 36 newly installed, 0 to remove and 0 not upgraded.
Need to get 21.5 MB of archives. After unpacking 82.7 MB will be used.
Writing extended state information...
Get: 1 http://deb.debian.org/debian unstable/main amd64 readline-common all 8.2-6 [69.4 kB]
Get: 2 http://deb.debian.org/debian unstable/main amd64 sensible-utils all 0.0.24 [24.8 kB]
Get: 3 http://deb.debian.org/debian unstable/main amd64 libmagic-mgc amd64 1:5.45-3+b1 [314 kB]
Get: 4 http://deb.debian.org/debian unstable/main amd64 libmagic1t64 amd64 1:5.45-3+b1 [108 kB]
Get: 5 http://deb.debian.org/debian unstable/main amd64 file amd64 1:5.45-3+b1 [43.3 kB]
Get: 6 http://deb.debian.org/debian unstable/main amd64 gettext-base amd64 0.23.1-1 [243 kB]
Get: 7 http://deb.debian.org/debian unstable/main amd64 libuchardet0 amd64 0.0.8-1+b2 [68.9 kB]
Get: 8 http://deb.debian.org/debian unstable/main amd64 groff-base amd64 1.23.0-7 [1185 kB]
Get: 9 http://deb.debian.org/debian unstable/main amd64 bsdextrautils amd64 2.40.4-5 [92.4 kB]
Get: 10 http://deb.debian.org/debian unstable/main amd64 libpipeline1 amd64 1.5.8-1 [42.0 kB]
Get: 11 http://deb.debian.org/debian unstable/main amd64 man-db amd64 2.13.0-1 [1420 kB]
Get: 12 http://deb.debian.org/debian unstable/main amd64 m4 amd64 1.4.19-5 [294 kB]
Get: 13 http://deb.debian.org/debian unstable/main amd64 autoconf all 2.72-3 [493 kB]
Get: 14 http://deb.debian.org/debian unstable/main amd64 autotools-dev all 20220109.1 [51.6 kB]
Get: 15 http://deb.debian.org/debian unstable/main amd64 automake all 1:1.17-3 [862 kB]
Get: 16 http://deb.debian.org/debian unstable/main amd64 autopoint all 0.23.1-1 [770 kB]
Get: 17 http://deb.debian.org/debian unstable/main amd64 libdebhelper-perl all 13.24.1 [90.9 kB]
Get: 18 http://deb.debian.org/debian unstable/main amd64 libtool all 2.5.4-3 [539 kB]
Get: 19 http://deb.debian.org/debian unstable/main amd64 dh-autoreconf all 20 [17.1 kB]
Get: 20 http://deb.debian.org/debian unstable/main amd64 libarchive-zip-perl all 1.68-1 [104 kB]
Get: 21 http://deb.debian.org/debian unstable/main amd64 libfile-stripnondeterminism-perl all 1.14.1-2 [19.7 kB]
Get: 22 http://deb.debian.org/debian unstable/main amd64 dh-strip-nondeterminism all 1.14.1-2 [8620 B]
Get: 23 http://deb.debian.org/debian unstable/main amd64 libelf1t64 amd64 0.192-4 [189 kB]
Get: 24 http://deb.debian.org/debian unstable/main amd64 dwz amd64 0.15-1+b1 [110 kB]
Get: 25 http://deb.debian.org/debian unstable/main amd64 libunistring5 amd64 1.3-1 [476 kB]
Get: 26 http://deb.debian.org/debian unstable/main amd64 libicu72 amd64 72.1-6 [9421 kB]
Get: 27 http://deb.debian.org/debian unstable/main amd64 libxml2 amd64 2.12.7+dfsg+really2.9.14-0.2+b2 [699 kB]
Get: 28 http://deb.debian.org/debian unstable/main amd64 gettext amd64 0.23.1-1 [1680 kB]
Get: 29 http://deb.debian.org/debian unstable/main amd64 intltool-debian all 0.35.0+20060710.6 [22.9 kB]
Get: 30 http://deb.debian.org/debian unstable/main amd64 po-debconf all 1.0.21+nmu1 [248 kB]
Get: 31 http://deb.debian.org/debian unstable/main amd64 debhelper all 13.24.1 [920 kB]
Get: 32 http://deb.debian.org/debian unstable/main amd64 libncurses6 amd64 6.5+20250216-1 [105 kB]
Get: 33 http://deb.debian.org/debian unstable/main amd64 libncurses-dev amd64 6.5+20250216-1 [353 kB]
Get: 34 http://deb.debian.org/debian unstable/main amd64 libreadline8t64 amd64 8.2-6 [169 kB]
Get: 35 http://deb.debian.org/debian unstable/main amd64 libreadline-dev amd64 8.2-6 [153 kB]
Get: 36 http://deb.debian.org/debian unstable/main amd64 pgn-extract amd64 19.04-1 [141 kB]
Fetched 21.5 MB in 0s (75.5 MB/s)
Preconfiguring packages ...
Selecting previously unselected package readline-common.
(Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 19779 files and directories currently installed.)
Preparing to unpack .../00-readline-common_8.2-6_all.deb ...
Unpacking readline-common (8.2-6) ...
Selecting previously unselected package sensible-utils.
Preparing to unpack .../01-sensible-utils_0.0.24_all.deb ...
Unpacking sensible-utils (0.0.24) ...
Selecting previously unselected package libmagic-mgc.
Preparing to unpack .../02-libmagic-mgc_1%3a5.45-3+b1_amd64.deb ...
Unpacking libmagic-mgc (1:5.45-3+b1) ...
Selecting previously unselected package libmagic1t64:amd64.
Preparing to unpack .../03-libmagic1t64_1%3a5.45-3+b1_amd64.deb ...
Unpacking libmagic1t64:amd64 (1:5.45-3+b1) ...
Selecting previously unselected package file.
Preparing to unpack .../04-file_1%3a5.45-3+b1_amd64.deb ...
Unpacking file (1:5.45-3+b1) ...
Selecting previously unselected package gettext-base.
Preparing to unpack .../05-gettext-base_0.23.1-1_amd64.deb ...
Unpacking gettext-base (0.23.1-1) ...
Selecting previously unselected package libuchardet0:amd64.
Preparing to unpack .../06-libuchardet0_0.0.8-1+b2_amd64.deb ...
Unpacking libuchardet0:amd64 (0.0.8-1+b2) ...
Selecting previously unselected package groff-base.
Preparing to unpack .../07-groff-base_1.23.0-7_amd64.deb ...
Unpacking groff-base (1.23.0-7) ...
Selecting previously unselected package bsdextrautils.
Preparing to unpack .../08-bsdextrautils_2.40.4-5_amd64.deb ...
Unpacking bsdextrautils (2.40.4-5) ...
Selecting previously unselected package libpipeline1:amd64.
Preparing to unpack .../09-libpipeline1_1.5.8-1_amd64.deb ...
Unpacking libpipeline1:amd64 (1.5.8-1) ...
Selecting previously unselected package man-db.
Preparing to unpack .../10-man-db_2.13.0-1_amd64.deb ...
Unpacking man-db (2.13.0-1) ...
Selecting previously unselected package m4.
Preparing to unpack .../11-m4_1.4.19-5_amd64.deb ...
Unpacking m4 (1.4.19-5) ...
Selecting previously unselected package autoconf.
Preparing to unpack .../12-autoconf_2.72-3_all.deb ...
Unpacking autoconf (2.72-3) ...
Selecting previously unselected package autotools-dev.
Preparing to unpack .../13-autotools-dev_20220109.1_all.deb ...
Unpacking autotools-dev (20220109.1) ...
Selecting previously unselected package automake.
Preparing to unpack .../14-automake_1%3a1.17-3_all.deb ...
Unpacking automake (1:1.17-3) ...
Selecting previously unselected package autopoint.
Preparing to unpack .../15-autopoint_0.23.1-1_all.deb ...
Unpacking autopoint (0.23.1-1) ...
Selecting previously unselected package libdebhelper-perl.
Preparing to unpack .../16-libdebhelper-perl_13.24.1_all.deb ...
Unpacking libdebhelper-perl (13.24.1) ...
Selecting previously unselected package libtool.
Preparing to unpack .../17-libtool_2.5.4-3_all.deb ...
Unpacking libtool (2.5.4-3) ...
Selecting previously unselected package dh-autoreconf.
Preparing to unpack .../18-dh-autoreconf_20_all.deb ...
Unpacking dh-autoreconf (20) ...
Selecting previously unselected package libarchive-zip-perl.
Preparing to unpack .../19-libarchive-zip-perl_1.68-1_all.deb ...
Unpacking libarchive-zip-perl (1.68-1) ...
Selecting previously unselected package libfile-stripnondeterminism-perl.
Preparing to unpack .../20-libfile-stripnondeterminism-perl_1.14.1-2_all.deb ...
Unpacking libfile-stripnondeterminism-perl (1.14.1-2) ...
Selecting previously unselected package dh-strip-nondeterminism.
Preparing to unpack .../21-dh-strip-nondeterminism_1.14.1-2_all.deb ...
Unpacking dh-strip-nondeterminism (1.14.1-2) ...
Selecting previously unselected package libelf1t64:amd64.
Preparing to unpack .../22-libelf1t64_0.192-4_amd64.deb ...
Unpacking libelf1t64:amd64 (0.192-4) ...
Selecting previously unselected package dwz.
Preparing to unpack .../23-dwz_0.15-1+b1_amd64.deb ...
Unpacking dwz (0.15-1+b1) ...
Selecting previously unselected package libunistring5:amd64.
Preparing to unpack .../24-libunistring5_1.3-1_amd64.deb ...
Unpacking libunistring5:amd64 (1.3-1) ...
Selecting previously unselected package libicu72:amd64.
Preparing to unpack .../25-libicu72_72.1-6_amd64.deb ...
Unpacking libicu72:amd64 (72.1-6) ...
Selecting previously unselected package libxml2:amd64.
Preparing to unpack .../26-libxml2_2.12.7+dfsg+really2.9.14-0.2+b2_amd64.deb ...
Unpacking libxml2:amd64 (2.12.7+dfsg+really2.9.14-0.2+b2) ...
Selecting previously unselected package gettext.
Preparing to unpack .../27-gettext_0.23.1-1_amd64.deb ...
Unpacking gettext (0.23.1-1) ...
Selecting previously unselected package intltool-debian.
Preparing to unpack .../28-intltool-debian_0.35.0+20060710.6_all.deb ...
Unpacking intltool-debian (0.35.0+20060710.6) ...
Selecting previously unselected package po-debconf.
Preparing to unpack .../29-po-debconf_1.0.21+nmu1_all.deb ...
Unpacking po-debconf (1.0.21+nmu1) ...
Selecting previously unselected package debhelper.
Preparing to unpack .../30-debhelper_13.24.1_all.deb ...
Unpacking debhelper (13.24.1) ...
Selecting previously unselected package libncurses6:amd64.
Preparing to unpack .../31-libncurses6_6.5+20250216-1_amd64.deb ...
Unpacking libncurses6:amd64 (6.5+20250216-1) ...
Selecting previously unselected package libncurses-dev:amd64.
Preparing to unpack .../32-libncurses-dev_6.5+20250216-1_amd64.deb ...
Unpacking libncurses-dev:amd64 (6.5+20250216-1) ...
Selecting previously unselected package libreadline8t64:amd64.
Preparing to unpack .../33-libreadline8t64_8.2-6_amd64.deb ...
Adding 'diversion of /lib/x86_64-linux-gnu/libhistory.so.8 to /lib/x86_64-linux-gnu/libhistory.so.8.usr-is-merged by libreadline8t64'
Adding 'diversion of /lib/x86_64-linux-gnu/libhistory.so.8.2 to /lib/x86_64-linux-gnu/libhistory.so.8.2.usr-is-merged by libreadline8t64'
Adding 'diversion of /lib/x86_64-linux-gnu/libreadline.so.8 to /lib/x86_64-linux-gnu/libreadline.so.8.usr-is-merged by libreadline8t64'
Adding 'diversion of /lib/x86_64-linux-gnu/libreadline.so.8.2 to /lib/x86_64-linux-gnu/libreadline.so.8.2.usr-is-merged by libreadline8t64'
Unpacking libreadline8t64:amd64 (8.2-6) ...
Selecting previously unselected package libreadline-dev:amd64.
Preparing to unpack .../34-libreadline-dev_8.2-6_amd64.deb ...
Unpacking libreadline-dev:amd64 (8.2-6) ...
Selecting previously unselected package pgn-extract.
Preparing to unpack .../35-pgn-extract_19.04-1_amd64.deb ...
Unpacking pgn-extract (19.04-1) ...
Setting up libpipeline1:amd64 (1.5.8-1) ...
Setting up libicu72:amd64 (72.1-6) ...
Setting up bsdextrautils (2.40.4-5) ...
Setting up libmagic-mgc (1:5.45-3+b1) ...
Setting up libarchive-zip-perl (1.68-1) ...
Setting up libdebhelper-perl (13.24.1) ...
Setting up libmagic1t64:amd64 (1:5.45-3+b1) ...
Setting up gettext-base (0.23.1-1) ...
Setting up m4 (1.4.19-5) ...
Setting up file (1:5.45-3+b1) ...
Setting up pgn-extract (19.04-1) ...
Setting up libelf1t64:amd64 (0.192-4) ...
Setting up autotools-dev (20220109.1) ...
Setting up libncurses6:amd64 (6.5+20250216-1) ...
Setting up libunistring5:amd64 (1.3-1) ...
Setting up autopoint (0.23.1-1) ...
Setting up autoconf (2.72-3) ...
Setting up dwz (0.15-1+b1) ...
Setting up sensible-utils (0.0.24) ...
Setting up libuchardet0:amd64 (0.0.8-1+b2) ...
Setting up readline-common (8.2-6) ...
Setting up libxml2:amd64 (2.12.7+dfsg+really2.9.14-0.2+b2) ...
Setting up automake (1:1.17-3) ...
update-alternatives: using /usr/bin/automake-1.17 to provide /usr/bin/automake (automake) in auto mode
Setting up libfile-stripnondeterminism-perl (1.14.1-2) ...
Setting up libncurses-dev:amd64 (6.5+20250216-1) ...
Setting up gettext (0.23.1-1) ...
Setting up libtool (2.5.4-3) ...
Setting up intltool-debian (0.35.0+20060710.6) ...
Setting up dh-autoreconf (20) ...
Setting up libreadline8t64:amd64 (8.2-6) ...
Setting up dh-strip-nondeterminism (1.14.1-2) ...
Setting up groff-base (1.23.0-7) ...
Setting up po-debconf (1.0.21+nmu1) ...
Setting up libreadline-dev:amd64 (8.2-6) ...
Setting up man-db (2.13.0-1) ...
Not building database; man-db/auto-update is not 'true'.
Setting up debhelper (13.24.1) ...
Processing triggers for libc-bin (2.40-7) ...
Reading package lists...
Building dependency tree...
Reading state information...
Reading extended state information...
Initializing package states...
Writing extended state information...
Building tag database...
 -> Finished parsing the build-deps
I: Building the package
I: Running cd /build/reproducible-path/hoichess-0.22.0/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-genchanges -S  > ../hoichess_0.22.0-3_source.changes
dpkg-buildpackage: info: source package hoichess
dpkg-buildpackage: info: source version 0.22.0-3
dpkg-buildpackage: info: source distribution unstable
dpkg-buildpackage: info: source changed by Samuel Henrique <samueloph@debian.org>
 dpkg-source --before-build .
dpkg-buildpackage: info: host architecture amd64
 debian/rules clean
dh clean
   dh_auto_clean
	make -j42 clean
make[1]: Entering directory '/build/reproducible-path/hoichess-0.22.0'
make -C src clean
make[2]: Entering directory '/build/reproducible-path/hoichess-0.22.0/src'
rm -rf ../build
make[2]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/src'
rm -f hoichess.6 hoichess.6.html pod2htmd.tmp pod2htmi.tmp
rm -f hoichess.rc hoixiangqi.rc
make -C book clean
make[2]: Entering directory '/build/reproducible-path/hoichess-0.22.0/book'
rm -f 
make[2]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/book'
rm -rf 
make[1]: Leaving directory '/build/reproducible-path/hoichess-0.22.0'
   dh_clean
 debian/rules binary
dh binary
   dh_update_autotools_config
   dh_autoreconf
   dh_auto_configure
   debian/rules override_dh_auto_build
make[1]: Entering directory '/build/reproducible-path/hoichess-0.22.0'
cp /usr/share/pgn-extract/eco.pgn ./book/hoichess-book.pgn
dh_auto_build
	make -j42 "INSTALL=install --strip-program=true"
make[2]: Entering directory '/build/reproducible-path/hoichess-0.22.0'
make -C src all
make -C book
pod2man -n hoichess -s 6 -r "hoichess-0.22.0" -c Games hoichess.6.pod hoichess.6
make[3]: Entering directory '/build/reproducible-path/hoichess-0.22.0/src'
pod2html --title "HoiChess" hoichess.6.pod > hoichess.6.html
m4 -D DATADIR=/usr/share/games/hoichess hoichess.rc.m4 > hoichess.rc
make[3]: Entering directory '/build/reproducible-path/hoichess-0.22.0/book'
m4 -D DATADIR=/usr/share/games/hoichess hoixiangqi.rc.m4 > hoixiangqi.rc
make -C ../src CXX="g++" CXXFLAGS+="-W -Wall -O2" BUILDDIR="../build/host/" all-hoichess
make[4]: Entering directory '/build/reproducible-path/hoichess-0.22.0/src'
mkdir -p ../build/x86_64-linux-gnu/
mkdir -p ../build/host//
CXX="g++" CXXFLAGS="-g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DDATA_DIR='"/usr/share/games/hoichess"'" build/configure.sh ../build/x86_64-linux-gnu >/dev/null
CXX="g++" CXXFLAGS="-g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DDATA_DIR='"/usr/share/games/hoichess"'" build/configure.sh ../build/host/ >/dev/null
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/debug.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/debug.d -c -o ../build/x86_64-linux-gnu/build-hoichess/debug.o debug.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/debug.o -MD -MF ../build/host//build-hoichess/debug.d -c -o ../build/host//build-hoichess/debug.o debug.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/init.o -MD -MF ../build/host//build-hoichess/init.d -c -o ../build/host//build-hoichess/init.o init.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/init.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/init.d -c -o ../build/x86_64-linux-gnu/build-hoichess/init.o init.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/main.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/main.d -c -o ../build/x86_64-linux-gnu/build-hoichess/main.o main.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/main.o -MD -MF ../build/host//build-hoichess/main.d -c -o ../build/host//build-hoichess/main.o main.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/uint64_table.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/uint64_table.d -c -o ../build/x86_64-linux-gnu/build-hoichess/uint64_table.o uint64_table.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/uint64_table.o -MD -MF ../build/host//build-hoichess/uint64_table.d -c -o ../build/host//build-hoichess/uint64_table.o uint64_table.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/util.o -MD -MF ../build/host//build-hoichess/util.d -c -o ../build/host//build-hoichess/util.o util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/util.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/util.d -c -o ../build/x86_64-linux-gnu/build-hoichess/util.o util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/version.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/version.d -c -o ../build/x86_64-linux-gnu/build-hoichess/version.o version.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/version.o -MD -MF ../build/host//build-hoichess/version.d -c -o ../build/host//build-hoichess/version.o version.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/book.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/book.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/book.o common/book.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/book.o -MD -MF ../build/host//build-hoichess/common/book.d -c -o ../build/host//build-hoichess/common/book.o common/book.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/clock.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/clock.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/clock.o common/clock.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/clock.o -MD -MF ../build/host//build-hoichess/common/clock.d -c -o ../build/host//build-hoichess/common/clock.o common/clock.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/epd.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/epd.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/epd.o common/epd.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/epd.o -MD -MF ../build/host//build-hoichess/common/epd.d -c -o ../build/host//build-hoichess/common/epd.o common/epd.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/eval.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/eval.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/eval.o common/eval.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/eval.o -MD -MF ../build/host//build-hoichess/common/eval.d -c -o ../build/host//build-hoichess/common/eval.o common/eval.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/evalcache.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/evalcache.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/evalcache.o common/evalcache.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/evalcache.o -MD -MF ../build/host//build-hoichess/common/evalcache.d -c -o ../build/host//build-hoichess/common/evalcache.o common/evalcache.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/game.o -MD -MF ../build/host//build-hoichess/common/game.d -c -o ../build/host//build-hoichess/common/game.o common/game.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/game.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/game.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/game.o common/game.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/hash.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/hash.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/hash.o common/hash.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/hash.o -MD -MF ../build/host//build-hoichess/common/hash.d -c -o ../build/host//build-hoichess/common/hash.o common/hash.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/movelist.o -MD -MF ../build/host//build-hoichess/common/movelist.d -c -o ../build/host//build-hoichess/common/movelist.o common/movelist.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/movelist.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/movelist.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/movelist.o common/movelist.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/node.o -MD -MF ../build/host//build-hoichess/common/node.d -c -o ../build/host//build-hoichess/common/node.o common/node.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/pawnhash.o -MD -MF ../build/host//build-hoichess/common/pawnhash.d -c -o ../build/host//build-hoichess/common/pawnhash.o common/pawnhash.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/node.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/node.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/node.o common/node.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/pawnhash.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/pawnhash.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/pawnhash.o common/pawnhash.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/pgn.o -MD -MF ../build/host//build-hoichess/common/pgn.d -c -o ../build/host//build-hoichess/common/pgn.o common/pgn.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/search.o -MD -MF ../build/host//build-hoichess/common/search.d -c -o ../build/host//build-hoichess/common/search.o common/search.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/pgn.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/pgn.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/pgn.o common/pgn.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/search.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/search.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/search.o common/search.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/search_util.o -MD -MF ../build/host//build-hoichess/common/search_util.d -c -o ../build/host//build-hoichess/common/search_util.o common/search_util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/search_util.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/search_util.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/search_util.o common/search_util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/shell.o -MD -MF ../build/host//build-hoichess/common/shell.d -c -o ../build/host//build-hoichess/common/shell.o common/shell.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/shell.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/shell.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/shell.o common/shell.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/shell_cmd.o -MD -MF ../build/host//build-hoichess/common/shell_cmd.d -c -o ../build/host//build-hoichess/common/shell_cmd.o common/shell_cmd.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/shell_cmd.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/shell_cmd.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/shell_cmd.o common/shell_cmd.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/shell_util.o -MD -MF ../build/host//build-hoichess/common/shell_util.d -c -o ../build/host//build-hoichess/common/shell_util.o common/shell_util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/shell_util.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/shell_util.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/shell_util.o common/shell_util.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from init.cc:22:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/evalcache.h:23,
                 from common/evalcache.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/hash.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/pawnhash.h:23,
                 from common/pawnhash.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/eval.h:23,
                 from common/eval.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/game.h:23,
                 from common/game.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/eval.h:23,
                 from common/node.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/movelist.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/game.h:23,
                 from common/pgn.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/mutex.o -MD -MF ../build/host//build-hoichess/mutex.d -c -o ../build/host//build-hoichess/mutex.o mutex.cc
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/mutex.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/mutex.d -c -o ../build/x86_64-linux-gnu/build-hoichess/mutex.o mutex.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/shell.h:23,
                 from common/shell_cmd.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/shell.h:23,
                 from common/shell_util.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/epd.h:23,
                 from common/epd.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/queue.o -MD -MF ../build/host//build-hoichess/queue.d -c -o ../build/host//build-hoichess/queue.o queue.cc
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/shell.h:23,
                 from main.cc:33:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/search.h:23,
                 from common/search_util.cc:22:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/search.h:23,
                 from common/search.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25,
                 from common/search.h:25:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25,
                 from common/search.h:25:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/queue.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/queue.d -c -o ../build/x86_64-linux-gnu/build-hoichess/queue.o queue.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/spinlock.o -MD -MF ../build/host//build-hoichess/spinlock.d -c -o ../build/host//build-hoichess/spinlock.o spinlock.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/spinlock.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/spinlock.d -c -o ../build/x86_64-linux-gnu/build-hoichess/spinlock.o spinlock.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/thread.o -MD -MF ../build/host//build-hoichess/thread.d -c -o ../build/host//build-hoichess/thread.o thread.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/eval.h:23,
                 from debug.cc:26:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/common/parallelsearch.o -MD -MF ../build/host//build-hoichess/common/parallelsearch.d -c -o ../build/host//build-hoichess/common/parallelsearch.o common/parallelsearch.cc
In file included from chess/eval.h:25:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/thread.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/thread.d -c -o ../build/x86_64-linux-gnu/build-hoichess/thread.o thread.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/common/parallelsearch.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/common/parallelsearch.d -c -o ../build/x86_64-linux-gnu/build-hoichess/common/parallelsearch.o common/parallelsearch.cc
In file included from chess/eval.h:25,
                 from common/search.h:25,
                 from common/shell.h:28:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/shell.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25,
                 from common/search.h:25,
                 from common/shell.h:28:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25,
                 from common/search.h:25,
                 from common/shell.h:28:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/basic.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/basic.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/basic.o chess/basic.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard.o chess/bitboard.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/basic.o -MD -MF ../build/host//build-hoichess/chess/basic.d -c -o ../build/host//build-hoichess/chess/basic.o chess/basic.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/bitboard.o -MD -MF ../build/host//build-hoichess/chess/bitboard.d -c -o ../build/host//build-hoichess/chess/bitboard.o chess/bitboard.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/bitboard_rotated.o -MD -MF ../build/host//build-hoichess/chess/bitboard_rotated.d -c -o ../build/host//build-hoichess/chess/bitboard_rotated.o chess/bitboard_rotated.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard_rotated.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard_rotated.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard_rotated.o chess/bitboard_rotated.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/board.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/board.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/board.o chess/board.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/board_attack.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/board_attack.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/board_attack.o chess/board_attack.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/book.h:23,
                 from common/book.cc:32:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25,
                 from common/search.h:25,
                 from common/shell.h:28,
                 from common/shell.cc:22:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/board_generate.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/board_generate.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/board_generate.o chess/board_generate.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/board.o -MD -MF ../build/host//build-hoichess/chess/board.d -c -o ../build/host//build-hoichess/chess/board.o chess/board.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/board_attack.o -MD -MF ../build/host//build-hoichess/chess/board_attack.d -c -o ../build/host//build-hoichess/chess/board_attack.o chess/board_attack.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/board_init.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/board_init.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/board_init.o chess/board_init.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/board_generate.o -MD -MF ../build/host//build-hoichess/chess/board_generate.d -c -o ../build/host//build-hoichess/chess/board_generate.o chess/board_generate.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/board_init.o -MD -MF ../build/host//build-hoichess/chess/board_init.d -c -o ../build/host//build-hoichess/chess/board_init.o chess/board_init.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/board_util.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/board_util.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/board_util.o chess/board_util.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from common/search.h:23,
                 from common/parallelsearch.h:23,
                 from common/parallelsearch.cc:22:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/bitboard.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/eval.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/eval.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/eval.o chess/eval.cc
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25,
                 from common/search.h:25:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/bitboard_rotated.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/x86_64-linux-gnu/build-hoichess/chess/move.o -MD -MF ../build/x86_64-linux-gnu/build-hoichess/chess/move.d -c -o ../build/x86_64-linux-gnu/build-hoichess/chess/move.o chess/move.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/debug.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/debug.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/debug.o debug.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/init.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/init.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/init.o init.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/main.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/main.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/main.o main.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/board_util.o -MD -MF ../build/host//build-hoichess/chess/board_util.d -c -o ../build/host//build-hoichess/chess/board_util.o chess/board_util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/uint64_table.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/uint64_table.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/uint64_table.o uint64_table.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/util.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/util.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/util.o util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/eval.o -MD -MF ../build/host//build-hoichess/chess/eval.d -c -o ../build/host//build-hoichess/chess/eval.o chess/eval.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ichess -MT ../build/host//build-hoichess/chess/move.o -MD -MF ../build/host//build-hoichess/chess/move.d -c -o ../build/host//build-hoichess/chess/move.o chess/move.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/version.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/version.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/version.o version.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/book.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/book.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/book.o common/book.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/board.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/clock.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/clock.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/clock.o common/clock.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/board_attack.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/board_generate.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board_attack.cc: In member function 'Bitboard Board::attackers(Square, Color) const':
chess/board_attack.cc:79:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
   79 |         return ret_bb;
      |                ^~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/board_attack.cc: In member function 'Bitboard Board::pinned(Square, Color) const':
chess/board_attack.cc:142:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  142 |         return ret_bb;
      |                ^~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/board_init.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/epd.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/epd.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/epd.o common/epd.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/eval.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/eval.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/eval.o common/eval.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/evalcache.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/evalcache.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/evalcache.o common/evalcache.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/game.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/game.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/game.o common/game.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/hash.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/hash.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/hash.o common/hash.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/movelist.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/movelist.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/movelist.o common/movelist.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/board_util.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/node.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/node.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/node.o common/node.cc
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/pawnhash.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/pawnhash.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/pawnhash.o common/pawnhash.cc
chess/board_util.cc: In member function 'Move Board::do_parse_move_1(const std::string&) const':
chess/board_util.cc:729:75: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  729 |                         Bitboard ray = Bitboard::ray_bb[to][get_king(side)];
      |                                                                           ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/pgn.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/pgn.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/pgn.o common/pgn.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/search.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/search.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/search.o common/search.cc
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/eval.h:23,
                 from chess/eval.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/eval.h:25:
common/pawnhash.h: In member function 'Bitboard PawnHashEntry::get_passed(Color) const':
common/pawnhash.h:114:27: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  114 |         return passed[side];
      |                ~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
In file included from chess/bitboard.h:141,
                 from chess/board.h:23,
                 from chess/move.cc:21:
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::operator++(int)':
chess/bitboard_inlines.h:214:25: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  214 |         Bitboard tmp = *this;
      |                         ^~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h:216:16: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  216 |         return tmp;
      |                ^~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/search_util.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/search_util.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/search_util.o common/search_util.cc
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atk0(Square) const':
chess/bitboard_inlines.h:322:62: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  322 |         return rot_atk_0[from][(bits >> shift_0(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl90(Square) const':
chess/bitboard_inlines.h:327:66: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  327 |         return rot_atk_l90[from][(bits >> shift_l90(from)) & 0xff];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkl45(Square) const':
chess/bitboard_inlines.h:332:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  332 |         return rot_atk_l45[from][(bits >> shift_l45(from)) & diagmask_l45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/bitboard_inlines.h: In member function 'Bitboard Bitboard::atkr45(Square) const':
chess/bitboard_inlines.h:337:80: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  337 |         return rot_atk_r45[from][(bits >> shift_r45(from)) & diagmask_r45(from)];
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/eval.cc: In member function 'int Evaluator::score_pawns(Color)':
chess/eval.cc:316:71: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  316 |                 Bitboard pp_mask = Bitboard::passed_pawn_mask[side][sq];
      |                                                                       ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/eval.cc:341:33: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  341 |         pawnhashentry.set_passed(side, passed_pawns[side]);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
common/pawnhash.h:117:60: note:   initializing argument 2 of 'void PawnHashEntry::set_passed(Color, Bitboard)'
  117 | inline void PawnHashEntry::set_passed(Color side, Bitboard bb)
      |                                                   ~~~~~~~~~^~
chess/board.h: In member function 'Bitboard Board::get_pawns(Color) const':
chess/board.h:113:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  113 |         { return position[side][PAWN]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_knights(Color) const':
chess/board.h:116:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  116 |         { return position[side][KNIGHT]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_bishops(Color) const':
chess/board.h:119:39: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  119 |         { return position[side][BISHOP]; }
      |                  ~~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_rooks(Color) const':
chess/board.h:122:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  122 |         { return position[side][ROOK]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_queens(Color) const':
chess/board.h:125:38: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  125 |         { return position[side][QUEEN]; }
      |                  ~~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_kings(Color) const':
chess/board.h:128:37: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  128 |         { return position[side][KING]; }
      |                  ~~~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_pieces(Color) const':
chess/board.h:131:35: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  131 |         { return position_all[side]; }
      |                  ~~~~~~~~~~~~~~~~~^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::get_blocker() const':
chess/board.h:134:18: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  134 |         { return occupied; }
      |                  ^~~~~~~~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_captures(Square, Color) const':
chess/board.h:335:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  335 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::pawn_noncaptures(Square, Color) const':
chess/board.h:350:19: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  350 |         return (bb);
      |                   ^
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
chess/board.h: In member function 'Bitboard Board::knight_attacks(Square) const':
chess/board.h:355:49: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  355 |         return (Bitboard::attack_bb[KNIGHT][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell.o common/shell.cc
chess/board.h: In member function 'Bitboard Board::king_attacks(Square) const':
chess/board.h:375:47: warning: implicitly-declared 'constexpr Bitboard::Bitboard(const Bitboard&)' is deprecated [-Wdeprecated-copy]
  375 |         return (Bitboard::attack_bb[KING][from]);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
chess/bitboard_inlines.h:165:19: note: because 'Bitboard' has user-provided 'Bitboard& Bitboard::operator=(const Bitboard&)'
  165 | inline Bitboard & Bitboard::operator=(const Bitboard & bb)
      |                   ^~~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_cmd.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_cmd.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_cmd.o common/shell_cmd.cc
chess/move.cc: In static member function 'static Move Move::autoselect(const Board&, Square, Square, Piece)':
chess/move.cc:59:33: warning: this statement may fall through [-Wimplicit-fallthrough=]
   58 |                 if ((from == E1 && (to == C1 || to == G1))
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   59 |                                 || (from == E8 && (to == C8 || to == G8))) {
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
chess/move.cc:64:9: note: here
   64 |         default:
      |         ^~~~~~~
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_util.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_util.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_util.o common/shell_util.cc
common/epd.cc: In constructor 'EPD::EPD(const std::string&)':
common/epd.cc:43:16: warning: 'void operator delete(void*, std::size_t)' called on pointer returned from a mismatched allocation function [-Wmismatched-new-delete]
   43 |         delete s;
      |                ^
common/epd.cc:37:40: note: returned from 'void* operator new [](std::size_t)'
   37 |         char * s = new char[_s.size()+1];
      |                                        ^
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/mutex.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/mutex.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/mutex.o mutex.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/queue.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/queue.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/queue.o queue.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/spinlock.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/spinlock.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/spinlock.o spinlock.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/thread.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/thread.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/thread.o thread.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/common/parallelsearch.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/common/parallelsearch.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/common/parallelsearch.o common/parallelsearch.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/basic.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/basic.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/basic.o xiangqi/basic.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board.o xiangqi/board.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_attack.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_attack.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_attack.o xiangqi/board_attack.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_generate.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_generate.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_generate.o xiangqi/board_generate.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_init.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_init.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_init.o xiangqi/board_init.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_util.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_util.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_util.o xiangqi/board_util.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/eval.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/eval.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/eval.o xiangqi/eval.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -I. -Icommon -Ixiangqi -MT ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/move.o -MD -MF ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/move.d -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/move.o xiangqi/move.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -c -o ../build/host//build-hoichess/version.o version.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -W -Wall -O2 -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wl,-z,relro -Wl,-z,now -o ../build/host//hoichess ../build/host//build-hoichess/debug.o ../build/host//build-hoichess/init.o ../build/host//build-hoichess/main.o ../build/host//build-hoichess/uint64_table.o ../build/host//build-hoichess/util.o ../build/host//build-hoichess/version.o ../build/host//build-hoichess/common/book.o ../build/host//build-hoichess/common/clock.o ../build/host//build-hoichess/common/epd.o ../build/host//build-hoichess/common/eval.o ../build/host//build-hoichess/common/evalcache.o ../build/host//build-hoichess/common/game.o ../build/host//build-hoichess/common/hash.o ../build/host//build-hoichess/common/movelist.o ../build/host//build-hoichess/common/node.o ../build/host//build-hoichess/common/pawnhash.o ../build/host//build-hoichess/common/pgn.o ../build/host//build-hoichess/common/search.o ../build/host//build-hoichess/common/search_util.o ../build/host//build-hoichess/common/shell.o ../build/host//build-hoichess/common/shell_cmd.o ../build/host//build-hoichess/common/shell_util.o ../build/host//build-hoichess/mutex.o ../build/host//build-hoichess/queue.o ../build/host//build-hoichess/spinlock.o ../build/host//build-hoichess/thread.o ../build/host//build-hoichess/common/parallelsearch.o ../build/host//build-hoichess/chess/basic.o ../build/host//build-hoichess/chess/bitboard.o ../build/host//build-hoichess/chess/bitboard_rotated.o ../build/host//build-hoichess/chess/board.o ../build/host//build-hoichess/chess/board_attack.o ../build/host//build-hoichess/chess/board_generate.o ../build/host//build-hoichess/chess/board_init.o ../build/host//build-hoichess/chess/board_util.o ../build/host//build-hoichess/chess/eval.o ../build/host//build-hoichess/chess/move.o  -lpthread
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -c -o ../build/x86_64-linux-gnu/build-hoichess/version.o version.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOICHESS -DVERSION='"0.22.0-3-debian"' -Wl,-z,relro -Wl,-z,now -o ../build/x86_64-linux-gnu/hoichess ../build/x86_64-linux-gnu/build-hoichess/debug.o ../build/x86_64-linux-gnu/build-hoichess/init.o ../build/x86_64-linux-gnu/build-hoichess/main.o ../build/x86_64-linux-gnu/build-hoichess/uint64_table.o ../build/x86_64-linux-gnu/build-hoichess/util.o ../build/x86_64-linux-gnu/build-hoichess/version.o ../build/x86_64-linux-gnu/build-hoichess/common/book.o ../build/x86_64-linux-gnu/build-hoichess/common/clock.o ../build/x86_64-linux-gnu/build-hoichess/common/epd.o ../build/x86_64-linux-gnu/build-hoichess/common/eval.o ../build/x86_64-linux-gnu/build-hoichess/common/evalcache.o ../build/x86_64-linux-gnu/build-hoichess/common/game.o ../build/x86_64-linux-gnu/build-hoichess/common/hash.o ../build/x86_64-linux-gnu/build-hoichess/common/movelist.o ../build/x86_64-linux-gnu/build-hoichess/common/node.o ../build/x86_64-linux-gnu/build-hoichess/common/pawnhash.o ../build/x86_64-linux-gnu/build-hoichess/common/pgn.o ../build/x86_64-linux-gnu/build-hoichess/common/search.o ../build/x86_64-linux-gnu/build-hoichess/common/search_util.o ../build/x86_64-linux-gnu/build-hoichess/common/shell.o ../build/x86_64-linux-gnu/build-hoichess/common/shell_cmd.o ../build/x86_64-linux-gnu/build-hoichess/common/shell_util.o ../build/x86_64-linux-gnu/build-hoichess/mutex.o ../build/x86_64-linux-gnu/build-hoichess/queue.o ../build/x86_64-linux-gnu/build-hoichess/spinlock.o ../build/x86_64-linux-gnu/build-hoichess/thread.o ../build/x86_64-linux-gnu/build-hoichess/common/parallelsearch.o ../build/x86_64-linux-gnu/build-hoichess/chess/basic.o ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard.o ../build/x86_64-linux-gnu/build-hoichess/chess/bitboard_rotated.o ../build/x86_64-linux-gnu/build-hoichess/chess/board.o ../build/x86_64-linux-gnu/build-hoichess/chess/board_attack.o ../build/x86_64-linux-gnu/build-hoichess/chess/board_generate.o ../build/x86_64-linux-gnu/build-hoichess/chess/board_init.o ../build/x86_64-linux-gnu/build-hoichess/chess/board_util.o ../build/x86_64-linux-gnu/build-hoichess/chess/eval.o ../build/x86_64-linux-gnu/build-hoichess/chess/move.o  -lpthread
make[4]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/src'
echo "book create hoichess-book.dat hoichess-book.pgn 0 5" | ../build/host/hoichess --norc
HoiChess 0.22.0-3-debian
Copyright (C) 2004-2017 Holger Ruckdeschel <holger@hoicher.de>
This program is free software and comes with ABSOLUTELY NO WARRANTY.
See the GNU General Public License for more details.

Reading (stdin)
Creating opening book `hoichess-book.dat' from `hoichess-book.pgn' ...
Reading PGN...
Reading PGN: 2014 games read, 1 games skipped due to errors
Total number of different positions in games: 2881
Sorting and filtering book contents...

Average number of moves per position: 1.25
Opening book will contain 504 positions.
Creating opening book with 554 entries.
Writing book to file...

503 entries written, 1 irresolvable collisions

make[3]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/book'
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wdate-time -D_FORTIFY_SOURCE=2 -c -o ../build/x86_64-linux-gnu/build-hoixiangqi/version.o version.cc
g++ -g -O2 -ffile-prefix-map=/build/reproducible-path/hoichess-0.22.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fno-exceptions  -DHAVE_PTHREAD -DWITH_THREAD -DHAVE_GETOPT -DHAVE_SNPRINTF -DHAVE_STRTOK_R -DDATA_DIR='"/usr/share/games/hoichess"' -DHOIXIANGQI -DVERSION='"0.22.0-3-debian"' -Wl,-z,relro -Wl,-z,now -o ../build/x86_64-linux-gnu/hoixiangqi ../build/x86_64-linux-gnu/build-hoixiangqi/debug.o ../build/x86_64-linux-gnu/build-hoixiangqi/init.o ../build/x86_64-linux-gnu/build-hoixiangqi/main.o ../build/x86_64-linux-gnu/build-hoixiangqi/uint64_table.o ../build/x86_64-linux-gnu/build-hoixiangqi/util.o ../build/x86_64-linux-gnu/build-hoixiangqi/version.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/book.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/clock.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/epd.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/eval.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/evalcache.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/game.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/hash.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/movelist.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/node.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/pawnhash.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/pgn.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/search.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/search_util.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_cmd.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/shell_util.o ../build/x86_64-linux-gnu/build-hoixiangqi/mutex.o ../build/x86_64-linux-gnu/build-hoixiangqi/queue.o ../build/x86_64-linux-gnu/build-hoixiangqi/spinlock.o ../build/x86_64-linux-gnu/build-hoixiangqi/thread.o ../build/x86_64-linux-gnu/build-hoixiangqi/common/parallelsearch.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/basic.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_attack.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_generate.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_init.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/board_util.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/eval.o ../build/x86_64-linux-gnu/build-hoixiangqi/xiangqi/move.o  -lpthread
make[3]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/src'
make[2]: Leaving directory '/build/reproducible-path/hoichess-0.22.0'
make[1]: Leaving directory '/build/reproducible-path/hoichess-0.22.0'
   dh_auto_test
   create-stamp debian/debhelper-build-stamp
   dh_prep
   debian/rules override_dh_auto_install
make[1]: Entering directory '/build/reproducible-path/hoichess-0.22.0'
dh_auto_install -- 'CXX=x86_64-linux-gnu-g++'
	make -j42 install DESTDIR=/build/reproducible-path/hoichess-0.22.0/debian/hoichess AM_UPDATE_INFO_DIR=no "INSTALL=install --strip-program=true" CXX=x86_64-linux-gnu-g\+\+
make[2]: Entering directory '/build/reproducible-path/hoichess-0.22.0'
make -C src all
make -C book
make[3]: Entering directory '/build/reproducible-path/hoichess-0.22.0/src'
make[3]: Entering directory '/build/reproducible-path/hoichess-0.22.0/book'
make[3]: Nothing to be done for 'all'.
make[3]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/book'
make[3]: Nothing to be done for 'all'.
make[3]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/src'
make -C src install DESTDIR="/build/reproducible-path/hoichess-0.22.0/debian/hoichess"
make[3]: Entering directory '/build/reproducible-path/hoichess-0.22.0/src'
install --strip-program=true -m 755 -D ../build/x86_64-linux-gnu/hoichess /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/games/hoichess
install --strip-program=true -m 755 -D ../build/x86_64-linux-gnu/hoixiangqi /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/games/hoixiangqi
install: WARNING: ignoring --strip-program option as -s option was not specified
install: WARNING: ignoring --strip-program option as -s option was not specified
make[3]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/src'
install -m 644 -D hoichess.6 /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/share/man/man6/hoichess.6
install -m 755 -d /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/share/doc/hoichess
install -m 644 AUTHORS BUGS README /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/share/doc/hoichess
install -m 755 -d /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/share/games/hoichess
install -m 644 hoichess.rc hoixiangqi.rc /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/share/games/hoichess
make -C book install DESTDIR="/build/reproducible-path/hoichess-0.22.0/debian/hoichess"
make[3]: Entering directory '/build/reproducible-path/hoichess-0.22.0/book'
install --strip-program=true -d /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/share/games/hoichess
install: WARNING: ignoring --strip-program option as -s option was not specified
install --strip-program=true -m 644 hoichess-book.dat /build/reproducible-path/hoichess-0.22.0/debian/hoichess/usr/share/games/hoichess
install: WARNING: ignoring --strip-program option as -s option was not specified
make[3]: Leaving directory '/build/reproducible-path/hoichess-0.22.0/book'
make[2]: Leaving directory '/build/reproducible-path/hoichess-0.22.0'
make[1]: Leaving directory '/build/reproducible-path/hoichess-0.22.0'
   dh_installdocs
   dh_installchangelogs
   dh_installman
   dh_perl
   debian/rules override_dh_link
make[1]: Entering directory '/build/reproducible-path/hoichess-0.22.0'
dh_link usr/share/man/man6/hoichess.6.gz usr/share/man/man6/hoixiangqi.6.gz
make[1]: Leaving directory '/build/reproducible-path/hoichess-0.22.0'
   dh_strip_nondeterminism
   dh_compress
   dh_fixperms
   dh_missing
   dh_dwz -a
   dh_strip -a
   dh_makeshlibs -a
   dh_shlibdeps -a
   dh_installdeb
   dh_gencontrol
   dh_md5sums
   dh_builddeb
dpkg-deb: building package 'hoichess' in '../hoichess_0.22.0-3_amd64.deb'.
dpkg-deb: building package 'hoichess-dbgsym' in '../hoichess-dbgsym_0.22.0-3_amd64.deb'.
 dpkg-genbuildinfo --build=binary -O../hoichess_0.22.0-3_amd64.buildinfo
 dpkg-genchanges --build=binary -O../hoichess_0.22.0-3_amd64.changes
dpkg-genchanges: info: binary-only upload (no source code included)
 dpkg-source --after-build .
dpkg-buildpackage: info: binary-only upload (no source included)
dpkg-genchanges: info: not including original source code in upload
I: copying local configuration
I: unmounting dev/ptmx filesystem
I: unmounting dev/pts filesystem
I: unmounting dev/shm filesystem
I: unmounting proc filesystem
I: unmounting sys filesystem
I: cleaning the build env 
I: removing directory /srv/workspace/pbuilder/3746408 and its subdirectories
I: Current time: Thu Apr  2 19:17:44 -12 2026
I: pbuilder-time-stamp: 1775200664