{"diffoscope-json-version": 1, "source1": "/srv/reproducible-results/rbuild-debian/r-b-build.ihsIarWQ/b1/fftw_2.1.5-7_arm64.changes", "source2": "/srv/reproducible-results/rbuild-debian/r-b-build.ihsIarWQ/b2/fftw_2.1.5-7_arm64.changes", "unified_diff": null, "details": [{"source1": "Files", "source2": "Files", "unified_diff": "@@ -1,8 +1,8 @@\n \n 01165ee56412c3d5c84b602705d0e727 246284 oldlibs optional fftw-dev_2.1.5-7_arm64.deb\n- 9966631d71639b1839904e9025eadb9c 273416 doc optional fftw-docs_2.1.5-7_all.deb\n+ 777d41910cf2443dfac80e1c7d1e0acf 273420 doc optional fftw-docs_2.1.5-7_all.deb\n f504d5c142edde00098c4f51d67301c4 12944 debug optional fftw2-dbgsym_2.1.5-7_arm64.deb\n 864f31b803e3b486117b56bee2a837db 205820 oldlibs optional fftw2_2.1.5-7_arm64.deb\n d78b25d225a44320480d29681ec22241 245732 oldlibs optional sfftw-dev_2.1.5-7_arm64.deb\n b2554be10d03bff0b08c4e0a8e23a49f 12676 debug optional sfftw2-dbgsym_2.1.5-7_arm64.deb\n 473c338f264ec8d3f0f38c37d804e610 209220 oldlibs optional sfftw2_2.1.5-7_arm64.deb\n"}, {"source1": "fftw-docs_2.1.5-7_all.deb", "source2": "fftw-docs_2.1.5-7_all.deb", "unified_diff": null, "details": [{"source1": "file list", "source2": "file list", "unified_diff": "@@ -1,3 +1,3 @@\n -rw-r--r-- 0 0 0 4 2024-08-01 11:21:10.000000 debian-binary\n--rw-r--r-- 0 0 0 1968 2024-08-01 11:21:10.000000 control.tar.xz\n+-rw-r--r-- 0 0 0 1972 2024-08-01 11:21:10.000000 control.tar.xz\n -rw-r--r-- 0 0 0 271256 2024-08-01 11:21:10.000000 data.tar.xz\n"}, {"source1": "control.tar.xz", "source2": "control.tar.xz", "unified_diff": null, "details": [{"source1": "control.tar", "source2": "control.tar", "unified_diff": null, "details": [{"source1": "./md5sums", "source2": "./md5sums", "unified_diff": null, "details": [{"source1": "./md5sums", "source2": "./md5sums", "comments": ["Files differ"], "unified_diff": null}]}]}]}, {"source1": "data.tar.xz", "source2": "data.tar.xz", "unified_diff": null, "details": [{"source1": "data.tar", "source2": "data.tar", "unified_diff": null, "details": [{"source1": "file list", "source2": "file list", "unified_diff": "@@ -1,19 +1,19 @@\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./usr/\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./usr/share/\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./usr/share/doc/\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/\n--rw-r--r-- 0 root (0) root (0) 6124 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/index.html\n--rw-r--r-- 0 root (0) root (0) 3351 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section1.html\n--rw-r--r-- 0 root (0) root (0) 7662 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section2.html\n--rw-r--r-- 0 root (0) root (0) 8184 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section3.html\n--rw-r--r-- 0 root (0) root (0) 3768 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section4.html\n--rw-r--r-- 0 root (0) root (0) 5440 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section5.html\n+-rw-r--r-- 0 root (0) root (0) 6122 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/index.html\n+-rw-r--r-- 0 root (0) root (0) 3349 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section1.html\n+-rw-r--r-- 0 root (0) root (0) 7660 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section2.html\n+-rw-r--r-- 0 root (0) root (0) 8182 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section3.html\n+-rw-r--r-- 0 root (0) root (0) 3766 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section4.html\n+-rw-r--r-- 0 root (0) root (0) 5438 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/FAQ/section5.html\n -rw-r--r-- 0 root (0) root (0) 5193 2003-03-24 07:28:04.000000 ./usr/share/doc/fftw-docs/NEWS.gz\n -rw-r--r-- 0 root (0) root (0) 2443 2003-03-16 23:43:18.000000 ./usr/share/doc/fftw-docs/README\n -rw-r--r-- 0 root (0) root (0) 5147 2003-03-16 23:43:18.000000 ./usr/share/doc/fftw-docs/README.hacks\n -rw-r--r-- 0 root (0) root (0) 3165 2003-03-16 23:43:18.000000 ./usr/share/doc/fftw-docs/TODO\n -rw-r--r-- 0 root (0) root (0) 1084 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/changelog.Debian.gz\n -rw-r--r-- 0 root (0) root (0) 43492 2003-03-24 07:05:04.000000 ./usr/share/doc/fftw-docs/changelog.gz\n -rw-r--r-- 0 root (0) root (0) 867 2024-08-01 11:17:42.000000 ./usr/share/doc/fftw-docs/copyright\n@@ -36,15 +36,15 @@\n -rw-r--r-- 0 root (0) root (0) 25555 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/examples/tests/test_main.c\n -rw-r--r-- 0 root (0) root (0) 3049 2003-03-16 23:43:19.000000 ./usr/share/doc/fftw-docs/examples/tests/test_main.h\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/examples/threads/\n -rw-r--r-- 0 root (0) root (0) 355 2024-08-01 11:17:42.000000 ./usr/share/doc/fftw-docs/examples/threads/Makefile\n -rw-r--r-- 0 root (0) root (0) 10466 2003-03-16 23:43:19.000000 ./usr/share/doc/fftw-docs/examples/threads/fftw_threads-int.h\n -rw-r--r-- 0 root (0) root (0) 18931 2003-03-16 23:43:46.000000 ./usr/share/doc/fftw-docs/examples/threads/fftw_threads_test.c\n -rw-r--r-- 0 root (0) root (0) 25220 2003-03-16 23:43:19.000000 ./usr/share/doc/fftw-docs/examples/threads/rfftw_threads_test.c\n--rw-r--r-- 0 root (0) root (0) 7559 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/fftw-faq.ascii.gz\n+-rw-r--r-- 0 root (0) root (0) 7557 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/fftw-faq.ascii.gz\n drwxr-xr-x 0 root (0) root (0) 0 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/html/\n -rw-r--r-- 0 root (0) root (0) 19099 2003-03-16 23:43:18.000000 ./usr/share/doc/fftw-docs/html/equation-1.gif\n -rw-r--r-- 0 root (0) root (0) 18344 2003-03-16 23:43:18.000000 ./usr/share/doc/fftw-docs/html/equation-2.gif\n -rw-r--r-- 0 root (0) root (0) 10238 2003-03-16 23:43:18.000000 ./usr/share/doc/fftw-docs/html/equation-3.gif\n -rw-r--r-- 0 root (0) root (0) 36918 2003-03-16 23:43:18.000000 ./usr/share/doc/fftw-docs/html/equation-4.gif\n -rw-r--r-- 0 root (0) root (0) 19716 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/html/fftw.html\n -rw-r--r-- 0 root (0) root (0) 11299 2024-08-01 11:21:10.000000 ./usr/share/doc/fftw-docs/html/fftw_1.html\n"}, {"source1": "./usr/share/doc/fftw-docs/FAQ/index.html", "source2": "./usr/share/doc/fftw-docs/FAQ/index.html", "unified_diff": "@@ -81,12 +81,12 @@\n AIX.\n
  • Q5.10. FFTW 2.1.2's complex transforms give incorrect results for large prime\n sizes.\n
  • Q5.11. FFTW 2.1.3 crashes on AIX\n
    \n
    \n Matteo Frigo and Steven G. Johnson / fftw@fftw.org\n-- 17 September 2025\n+- 20 October 2026\n

    \n Extracted from FFTW Frequently Asked Questions with Answers,\n-Copyright © 2025 Massachusetts Institute of Technology.\n+Copyright © 2026 Massachusetts Institute of Technology.\n \n", "details": [{"source1": "html2text {}", "source2": "html2text {}", "unified_diff": "@@ -54,12 +54,11 @@\n _\bf_\ba_\bc_\bt_\bo_\br_\bs_\b _\b1_\b7_\b _\bt_\bo_\b _\b9_\b7_\b.\n * _\bQ_\b5_\b._\b8_\b._\b _\bF_\bF_\bT_\bW_\b _\b2_\b._\b1_\b._\b1_\b'_\bs_\b _\bM_\bP_\bI_\b _\bt_\be_\bs_\bt_\b _\bp_\br_\bo_\bg_\br_\ba_\bm_\bs_\b _\bc_\br_\ba_\bs_\bh_\b _\bw_\bi_\bt_\bh_\b _\bM_\bP_\bI_\bC_\bH_\b.\n * _\bQ_\b5_\b._\b9_\b._\b _\bF_\bF_\bT_\bW_\b _\b2_\b._\b1_\b._\b2_\b'_\bs_\b _\bm_\bu_\bl_\bt_\bi_\b-_\bt_\bh_\br_\be_\ba_\bd_\be_\bd_\b _\bt_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm_\bs_\b _\bd_\bo_\bn_\b'_\bt_\b _\bw_\bo_\br_\bk_\b _\bo_\bn_\b _\bA_\bI_\bX_\b.\n * _\bQ_\b5_\b._\b1_\b0_\b._\b _\bF_\bF_\bT_\bW_\b _\b2_\b._\b1_\b._\b2_\b'_\bs_\b _\bc_\bo_\bm_\bp_\bl_\be_\bx_\b _\bt_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm_\bs_\b _\bg_\bi_\bv_\be_\b _\bi_\bn_\bc_\bo_\br_\br_\be_\bc_\bt_\b _\br_\be_\bs_\bu_\bl_\bt_\bs_\b _\bf_\bo_\br_\b _\bl_\ba_\br_\bg_\be\n _\bp_\br_\bi_\bm_\be_\b _\bs_\bi_\bz_\be_\bs_\b.\n * _\bQ_\b5_\b._\b1_\b1_\b._\b _\bF_\bF_\bT_\bW_\b _\b2_\b._\b1_\b._\b3_\b _\bc_\br_\ba_\bs_\bh_\be_\bs_\b _\bo_\bn_\b _\bA_\bI_\bX\n ===============================================================================\n- _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 17 September\n- 2025\n+ _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 20 October 2026\n \n-Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2025\n+Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2026\n Massachusetts Institute of Technology.\n"}]}, {"source1": "./usr/share/doc/fftw-docs/FAQ/section1.html", "source2": "./usr/share/doc/fftw-docs/FAQ/section1.html", "unified_diff": "@@ -66,12 +66,12 @@\n copyright to FFTW and they only let us GPL it because we convinced\n them that it would neither affect their licensing revenue nor irritate\n existing licensees.
    \n Next: Installing FFTW.
    \n Return to contents.

    \n

    \n Matteo Frigo and Steven G. Johnson / fftw@fftw.org\n-- 17 September 2025\n+- 20 October 2026\n

    \n Extracted from FFTW Frequently Asked Questions with Answers,\n-Copyright © 2025 Massachusetts Institute of Technology.\n+Copyright © 2026 Massachusetts Institute of Technology.\n \n", "details": [{"source1": "html2text {}", "source2": "html2text {}", "unified_diff": "@@ -32,12 +32,11 @@\n We could instead have released FFTW under the LGPL, or even disallowed non-Free\n usage. Suffice it to say, however, that MIT owns the copyright to FFTW and they\n only let us GPL it because we convinced them that it would neither affect their\n licensing revenue nor irritate existing licensees.\n ===============================================================================\n Next: _\bI_\bn_\bs_\bt_\ba_\bl_\bl_\bi_\bn_\bg_\b _\bF_\bF_\bT_\bW.\n _\bR_\be_\bt_\bu_\br_\bn_\b _\bt_\bo_\b _\bc_\bo_\bn_\bt_\be_\bn_\bt_\bs.\n- _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 17 September\n- 2025\n+ _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 20 October 2026\n \n-Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2025\n+Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2026\n Massachusetts Institute of Technology.\n"}]}, {"source1": "./usr/share/doc/fftw-docs/FAQ/section2.html", "source2": "./usr/share/doc/fftw-docs/FAQ/section2.html", "unified_diff": "@@ -159,12 +159,12 @@\n On a Unix system: configure --enable-float. On a non-Unix system: edit fftw/fftw.h to #define the symbol FFTW_ENABLE_FLOAT. In both cases, you must then recompile\n FFTW.
    \n Next: Using FFTW.
    \n Back: Introduction and General Information.
    \n Return to contents.

    \n

    \n Matteo Frigo and Steven G. Johnson / fftw@fftw.org\n-- 17 September 2025\n+- 20 October 2026\n

    \n Extracted from FFTW Frequently Asked Questions with Answers,\n-Copyright © 2025 Massachusetts Institute of Technology.\n+Copyright © 2026 Massachusetts Institute of Technology.\n \n", "details": [{"source1": "html2text {}", "source2": "html2text {}", "unified_diff": "@@ -87,12 +87,11 @@\n On a Unix system: configure --enable-float. On a non-Unix system: edit fftw/\n fftw.h to #define the symbol FFTW_ENABLE_FLOAT. In both cases, you must then\n recompile FFTW.\n ===============================================================================\n Next: _\bU_\bs_\bi_\bn_\bg_\b _\bF_\bF_\bT_\bW.\n Back: _\bI_\bn_\bt_\br_\bo_\bd_\bu_\bc_\bt_\bi_\bo_\bn_\b _\ba_\bn_\bd_\b _\bG_\be_\bn_\be_\br_\ba_\bl_\b _\bI_\bn_\bf_\bo_\br_\bm_\ba_\bt_\bi_\bo_\bn.\n _\bR_\be_\bt_\bu_\br_\bn_\b _\bt_\bo_\b _\bc_\bo_\bn_\bt_\be_\bn_\bt_\bs.\n- _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 17 September\n- 2025\n+ _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 20 October 2026\n \n-Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2025\n+Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2026\n Massachusetts Institute of Technology.\n"}]}, {"source1": "./usr/share/doc/fftw-docs/FAQ/section3.html", "source2": "./usr/share/doc/fftw-docs/FAQ/section3.html", "unified_diff": "@@ -173,12 +173,12 @@\n transform if they are larger than a few hundred elements. \n
    \n Next: Internals of FFTW.
    \n Back: Installing FFTW.
    \n Return to contents.

    \n

    \n Matteo Frigo and Steven G. Johnson / fftw@fftw.org\n-- 17 September 2025\n+- 20 October 2026\n

    \n Extracted from FFTW Frequently Asked Questions with Answers,\n-Copyright © 2025 Massachusetts Institute of Technology.\n+Copyright © 2026 Massachusetts Institute of Technology.\n \n", "details": [{"source1": "html2text {}", "source2": "html2text {}", "unified_diff": "@@ -94,12 +94,11 @@\n You cannot declare large arrays statically; you should use malloc (or\n equivalent) to allocate the arrays you want to transform if they are larger\n than a few hundred elements.\n ===============================================================================\n Next: _\bI_\bn_\bt_\be_\br_\bn_\ba_\bl_\bs_\b _\bo_\bf_\b _\bF_\bF_\bT_\bW.\n Back: _\bI_\bn_\bs_\bt_\ba_\bl_\bl_\bi_\bn_\bg_\b _\bF_\bF_\bT_\bW.\n _\bR_\be_\bt_\bu_\br_\bn_\b _\bt_\bo_\b _\bc_\bo_\bn_\bt_\be_\bn_\bt_\bs.\n- _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 17 September\n- 2025\n+ _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 20 October 2026\n \n-Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2025\n+Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2026\n Massachusetts Institute of Technology.\n"}]}, {"source1": "./usr/share/doc/fftw-docs/FAQ/section4.html", "source2": "./usr/share/doc/fftw-docs/FAQ/section4.html", "unified_diff": "@@ -75,12 +75,12 @@\n

    \n In short, wisdom does more things with less effort, and seemed like The Right Thing to do.

    \n Next: Known bugs.
    \n Back: Using FFTW.
    \n Return to contents.

    \n

    \n Matteo Frigo and Steven G. Johnson / fftw@fftw.org\n-- 17 September 2025\n+- 20 October 2026\n

    \n Extracted from FFTW Frequently Asked Questions with Answers,\n-Copyright © 2025 Massachusetts Institute of Technology.\n+Copyright © 2026 Massachusetts Institute of Technology.\n \n", "details": [{"source1": "html2text {}", "source2": "html2text {}", "unified_diff": "@@ -40,12 +40,11 @@\n can be reused.\n In short, wisdom does more things with less effort, and seemed like The Right\n Thing to do.\n ===============================================================================\n Next: _\bK_\bn_\bo_\bw_\bn_\b _\bb_\bu_\bg_\bs.\n Back: _\bU_\bs_\bi_\bn_\bg_\b _\bF_\bF_\bT_\bW.\n _\bR_\be_\bt_\bu_\br_\bn_\b _\bt_\bo_\b _\bc_\bo_\bn_\bt_\be_\bn_\bt_\bs.\n- _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 17 September\n- 2025\n+ _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 20 October 2026\n \n-Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2025\n+Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2026\n Massachusetts Institute of Technology.\n"}]}, {"source1": "./usr/share/doc/fftw-docs/FAQ/section5.html", "source2": "./usr/share/doc/fftw-docs/FAQ/section5.html", "unified_diff": "@@ -126,12 +126,12 @@\n \n The FFTW 2.1.3 configure script picked incorrect compiler flags for the xlc compiler on newer IBM processors. This\n is fixed in FFTW 2.1.4.
    \n Back: Internals of FFTW.
    \n Return to contents.

    \n

    \n Matteo Frigo and Steven G. Johnson / fftw@fftw.org\n-- 17 September 2025\n+- 20 October 2026\n

    \n Extracted from FFTW Frequently Asked Questions with Answers,\n-Copyright © 2025 Massachusetts Institute of Technology.\n+Copyright © 2026 Massachusetts Institute of Technology.\n \n", "details": [{"source1": "html2text {}", "source2": "html2text {}", "unified_diff": "@@ -62,12 +62,11 @@\n (Sizes without large prime factors are not affected.)\n *\b**\b**\b**\b**\b* Q\bQu\bue\bes\bst\bti\bio\bon\bn 5\b5.\b.1\b11\b1.\b. F\bFF\bFT\bTW\bW 2\b2.\b.1\b1.\b.3\b3 c\bcr\bra\bas\bsh\bhe\bes\bs o\bon\bn A\bAI\bIX\bX *\b**\b**\b**\b**\b*\n The FFTW 2.1.3 configure script picked incorrect compiler flags for the xlc\n compiler on newer IBM processors. This is fixed in FFTW 2.1.4.\n ===============================================================================\n Back: _\bI_\bn_\bt_\be_\br_\bn_\ba_\bl_\bs_\b _\bo_\bf_\b _\bF_\bF_\bT_\bW.\n _\bR_\be_\bt_\bu_\br_\bn_\b _\bt_\bo_\b _\bc_\bo_\bn_\bt_\be_\bn_\bt_\bs.\n- _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 17 September\n- 2025\n+ _\bM_\ba_\bt_\bt_\be_\bo_\b _\bF_\br_\bi_\bg_\bo_\b _\ba_\bn_\bd_\b _\bS_\bt_\be_\bv_\be_\bn_\b _\bG_\b._\b _\bJ_\bo_\bh_\bn_\bs_\bo_\bn / _\bf_\bf_\bt_\bw_\b@_\bf_\bf_\bt_\bw_\b._\bo_\br_\bg - 20 October 2026\n \n-Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2025\n+Extracted from FFTW Frequently Asked Questions with Answers, Copyright \u00a9 2026\n Massachusetts Institute of Technology.\n"}]}, {"source1": "./usr/share/doc/fftw-docs/fftw-faq.ascii.gz", "source2": "./usr/share/doc/fftw-docs/fftw-faq.ascii.gz", "unified_diff": null, "details": [{"source1": "fftw-faq.ascii", "source2": "fftw-faq.ascii", "unified_diff": "@@ -1,9 +1,9 @@\n FFTW FREQUENTLY ASKED QUESTIONS WITH ANSWERS\n- 17 Sep 2025\n+ 20 Oct 2026\n \t\t\t Matteo Frigo\n \t\t\t Steven G. Johnson\n \t\t\t \n \n This is the list of Frequently Asked Questions about FFTW, a collection of\n fast C routines for computing the Discrete Fourier Transform in one or\n more dimensions.\n"}]}, {"source1": "./usr/share/doc/fftw-docs/html/fftw_11.html", "source2": "./usr/share/doc/fftw-docs/html/fftw_11.html", "comments": ["Ordering differences only"], "unified_diff": "@@ -153,16 +153,16 @@\n fftw_mpi_test4.2.6 MPI Tips\n FFTW_NORMAL_ORDER4.2.2 Usage of MPI FFTW for Complex Multi-dimensional Transforms\n fftw_one2.1 Complex One-dimensional Transforms Tutorial\n fftw_one3.2.3 Computing the One-dimensional Transform\n FFTW_OUT_OF_PLACEArguments\n fftw_plan2.1 Complex One-dimensional Transforms Tutorial\n fftw_plan3.2.1 Plan Creation for One-dimensional Transforms\n-FFTW_REAL3.1 Data Types\n fftw_real3.1 Data Types\n+FFTW_REAL3.1 Data Types\n FFTW_REAL_TO_COMPLEX2.3 Real One-dimensional Transforms Tutorial\n FFTW_REAL_TO_COMPLEXArguments\n FFTW_SCRAMBLED_INPUT4.2.5 Usage of MPI FFTW for Complex One-dimensional Transforms\n FFTW_SCRAMBLED_OUTPUT4.2.5 Usage of MPI FFTW for Complex One-dimensional Transforms\n fftw_test6.2 Installation on non-Unix Systems\n fftw_test6.4 gcc and Pentium hacks\n fftw_threads4.1.2 Usage of Multi-threaded FFTW\n", "details": [{"source1": "html2text {}", "source2": "html2text {}", "unified_diff": "@@ -132,16 +132,16 @@\n _\bT_\bu_\bt_\bo_\br_\bi_\ba_\bl\n _\bf_\bf_\bt_\bw_\b__\bo_\bn_\be _\b3_\b._\b2_\b._\b3_\b _\bC_\bo_\bm_\bp_\bu_\bt_\bi_\bn_\bg_\b _\bt_\bh_\be_\b _\bO_\bn_\be_\b-_\bd_\bi_\bm_\be_\bn_\bs_\bi_\bo_\bn_\ba_\bl_\b _\bT_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm\n _\bF_\bF_\bT_\bW_\b__\bO_\bU_\bT_\b__\bO_\bF_\b__\bP_\bL_\bA_\bC_\bE _\bA_\br_\bg_\bu_\bm_\be_\bn_\bt_\bs\n _\bf_\bf_\bt_\bw_\b__\bp_\bl_\ba_\bn _\b2_\b._\b1_\b _\bC_\bo_\bm_\bp_\bl_\be_\bx_\b _\bO_\bn_\be_\b-_\bd_\bi_\bm_\be_\bn_\bs_\bi_\bo_\bn_\ba_\bl_\b _\bT_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm_\bs\n _\bT_\bu_\bt_\bo_\br_\bi_\ba_\bl\n _\bf_\bf_\bt_\bw_\b__\bp_\bl_\ba_\bn _\b3_\b._\b2_\b._\b1_\b _\bP_\bl_\ba_\bn_\b _\bC_\br_\be_\ba_\bt_\bi_\bo_\bn_\b _\bf_\bo_\br_\b _\bO_\bn_\be_\b-_\bd_\bi_\bm_\be_\bn_\bs_\bi_\bo_\bn_\ba_\bl\n _\bT_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm_\bs\n- _\bF_\bF_\bT_\bW_\b__\bR_\bE_\bA_\bL _\b3_\b._\b1_\b _\bD_\ba_\bt_\ba_\b _\bT_\by_\bp_\be_\bs\n _\bf_\bf_\bt_\bw_\b__\br_\be_\ba_\bl _\b3_\b._\b1_\b _\bD_\ba_\bt_\ba_\b _\bT_\by_\bp_\be_\bs\n+ _\bF_\bF_\bT_\bW_\b__\bR_\bE_\bA_\bL _\b3_\b._\b1_\b _\bD_\ba_\bt_\ba_\b _\bT_\by_\bp_\be_\bs\n _\bF_\bF_\bT_\bW_\b__\bR_\bE_\bA_\bL_\b__\bT_\bO_\b__\bC_\bO_\bM_\bP_\bL_\bE_\bX _\b2_\b._\b3_\b _\bR_\be_\ba_\bl_\b _\bO_\bn_\be_\b-_\bd_\bi_\bm_\be_\bn_\bs_\bi_\bo_\bn_\ba_\bl_\b _\bT_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm_\bs_\b _\bT_\bu_\bt_\bo_\br_\bi_\ba_\bl\n _\bF_\bF_\bT_\bW_\b__\bR_\bE_\bA_\bL_\b__\bT_\bO_\b__\bC_\bO_\bM_\bP_\bL_\bE_\bX _\bA_\br_\bg_\bu_\bm_\be_\bn_\bt_\bs\n _\bF_\bF_\bT_\bW_\b__\bS_\bC_\bR_\bA_\bM_\bB_\bL_\bE_\bD_\b__\bI_\bN_\bP_\bU_\bT _\b4_\b._\b2_\b._\b5_\b _\bU_\bs_\ba_\bg_\be_\b _\bo_\bf_\b _\bM_\bP_\bI_\b _\bF_\bF_\bT_\bW_\b _\bf_\bo_\br_\b _\bC_\bo_\bm_\bp_\bl_\be_\bx_\b _\bO_\bn_\be_\b-\n _\bd_\bi_\bm_\be_\bn_\bs_\bi_\bo_\bn_\ba_\bl_\b _\bT_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm_\bs\n _\bF_\bF_\bT_\bW_\b__\bS_\bC_\bR_\bA_\bM_\bB_\bL_\bE_\bD_\b__\bO_\bU_\bT_\bP_\bU_\bT _\b4_\b._\b2_\b._\b5_\b _\bU_\bs_\ba_\bg_\be_\b _\bo_\bf_\b _\bM_\bP_\bI_\b _\bF_\bF_\bT_\bW_\b _\bf_\bo_\br_\b _\bC_\bo_\bm_\bp_\bl_\be_\bx_\b _\bO_\bn_\be_\b-\n _\bd_\bi_\bm_\be_\bn_\bs_\bi_\bo_\bn_\ba_\bl_\b _\bT_\br_\ba_\bn_\bs_\bf_\bo_\br_\bm_\bs\n _\bf_\bf_\bt_\bw_\b__\bt_\be_\bs_\bt _\b6_\b._\b2_\b _\bI_\bn_\bs_\bt_\ba_\bl_\bl_\ba_\bt_\bi_\bo_\bn_\b _\bo_\bn_\b _\bn_\bo_\bn_\b-_\bU_\bn_\bi_\bx_\b _\bS_\by_\bs_\bt_\be_\bm_\bs\n"}]}]}]}]}]}