Your message dated Wed, 13 Nov 2019 08:44:26 +0000 with message-id <[email protected]> and subject line Bug#943920: fixed in llvm-toolchain-8 1:8.0.1-4 has caused the Debian Bug report #943920, regarding llvm-toolchain-8: FTBFS since migration of gcc-defaults to gcc-9 to be marked as done.
This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact [email protected] immediately.) -- 943920: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=943920 Debian Bug Tracking System Contact [email protected] with problems
--- Begin Message ---Source: llvm-toolchain-8 Version: 1:8.0.1-3 Severity: serious Justification: FTBFS Hello, Since the migration of gcc-defaults to gcc-9, llvm-toolchain-8 FTBFS, with CMake Error at tools/polly/lib/External/CMakeLists.txt:91 (message): No ffs implementation found looking at CMakeError.log, one actually see: Source file was: int main() { (void)__builtin_ffs(0); return 0; } Performing C SOURCE FILE Test HAVE_DECL__BITSCANFORWARD failed with the following output: Change Dir: /build/llvm-toolchain-8-8.0.1/build-llvm/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_11f2c/fast" make[2]: Entering directory '/build/llvm-toolchain-8-8.0.1/build-llvm/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_11f2c.dir/build.make CMakeFiles/cmTC_11f2c.dir/build make[3]: Entering directory '/build/llvm-toolchain-8-8.0.1/build-llvm/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_11f2c.dir/src.c.o /usr/bin/gcc-9 -D_GNU_SOURCE -g -O2 -fdebug-prefix-map=/build/llvm-toolchain-8-8.0.1=. -fstack-protector-strong -Wformat -Werror=format-security -fPIC -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-comment -ffunction-sections -fdata-sections -flto=thin -DHAVE_DECL__BITSCANFORWARD -o CMakeFiles/cmTC_11f2c.dir/src.c.o -c /build/llvm-toolchain-8-8.0.1/build-llvm/CMakeFiles/CMakeTmp/src.c cc1: error: unrecognized argument to '-flto=' option: 'thin' i.e. llvm passed -flto=thin to gcc-9, which does not understand it. gcc-8 used to understand it, but not gcc-9 any more. I had to comment in debian/rules CMAKE_EXTRA += -DLLVM_ENABLE_LTO="Thin" to get it built. Samuel -- System Information: Debian Release: bullseye/sid APT prefers testing APT policy: (990, 'testing'), (500, 'unstable-debug'), (500, 'testing-debug'), (500, 'stable-debug'), (500, 'proposed-updates-debug'), (500, 'proposed-updates'), (500, 'oldstable-proposed-updates-debug'), (500, 'oldstable-proposed-updates'), (500, 'oldoldstable'), (500, 'buildd-unstable'), (500, 'unstable'), (500, 'stable'), (500, 'oldstable'), (1, 'experimental-debug'), (1, 'buildd-experimental'), (1, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 5.3.0 (SMP w/8 CPU cores) Kernel taint flags: TAINT_OOT_MODULE Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8), LANGUAGE=fr_FR.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) -- Samuel <y> t1 faich <y> les programmes ils segfaultent jamais quand on veut -+- #ens-mim en plein débogage -+-
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--- Begin Message ---Source: llvm-toolchain-8 Source-Version: 1:8.0.1-4 We believe that the bug you reported is fixed in the latest version of llvm-toolchain-8, which is due to be installed in the Debian FTP archive. A summary of the changes between this version and the previous one is attached. Thank you for reporting the bug, which will now be closed. If you have further comments please address them to [email protected], and the maintainer will reopen the bug report if appropriate. Debian distribution maintenance software pp. Sylvestre Ledru <[email protected]> (supplier of updated llvm-toolchain-8 package) (This message was generated automatically at their request; if you believe that there is a problem with it please contact the archive administrators by mailing [email protected]) -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Format: 1.8 Date: Tue, 12 Nov 2019 14:12:48 +0100 Source: llvm-toolchain-8 Architecture: source Version: 1:8.0.1-4 Distribution: unstable Urgency: medium Maintainer: LLVM Packaging Team <[email protected]> Changed-By: Sylvestre Ledru <[email protected]> Closes: 941890 943920 Changes: llvm-toolchain-8 (1:8.0.1-4) unstable; urgency=medium . * Add clangd-X => libclang-common-X-dev dependency See https://bugs.llvm.org/show_bug.cgi?id=43152 * python-clang-8: missing dependency on libclang-8-dev (Closes: #941890) * Debian moved to gcc-9. This gcc version now refuses -flto="Thin" Move from LLVM_ENABLE_LTO="Thin" to BOOTSTRAP_LLVM_ENABLE_LTO="Thin" to mitigate the issue (the argument should be passed only at the second stage of the build process) See https://bugs.llvm.org/show_bug.cgi?id=43193 (Closes: #943920) Checksums-Sha1: 61618033367794c6c2179268528eb50f0cb29b62 8566 llvm-toolchain-8_8.0.1-4.dsc 6ce8eabc2700da81487c9445da18191aa2237254 113172 llvm-toolchain-8_8.0.1-4.debian.tar.xz 5b7a265e866b43fbbf478e1202dae6f554aa042f 11948 llvm-toolchain-8_8.0.1-4_source.buildinfo Checksums-Sha256: 9cb0c275bdb78540412ad6a25cf9150d36a5d5039d33421ff666026ced0beff9 8566 llvm-toolchain-8_8.0.1-4.dsc 1467b299b1557b07d5cc1071d4cda0ba43f69fc888885400b3e1395169349a40 113172 llvm-toolchain-8_8.0.1-4.debian.tar.xz 9b34d9ecc3da03bc066348d741f36c6b7b79288c0be76e4432a44ed98668715f 11948 llvm-toolchain-8_8.0.1-4_source.buildinfo Files: 77bf61d0376809fdfb6f22e2042cc6b4 8566 devel optional llvm-toolchain-8_8.0.1-4.dsc a4daa33da54848a9daf99764a502182e 113172 devel optional llvm-toolchain-8_8.0.1-4.debian.tar.xz 7d0c3b9fac3956a8963f3e8509a20341 11948 devel optional llvm-toolchain-8_8.0.1-4_source.buildinfo -----BEGIN PGP SIGNATURE----- iQJJBAEBCAAzFiEEtg21mU05vsTRqVzPfmUo2nUvG+EFAl3LuSEVHHN5bHZlc3Ry ZUBkZWJpYW4ub3JnAAoJEH5lKNp1Lxvh2g4QAILNkuEmRsvGhMExWmaIg7S1v8jf xd3DDHSFTsrHpq4zWCOW/ViG4LOpFSwFpnQ0ZtZrTXDfWEtRbNqigZozxOIbrS+9 KqU1FYv28TeXWUPyvpj3SE/VkNjsqONzVKL49v+4Z854kX/KhNNcaf9Um/OhEydF ri7CTFY1nsb9M9KbHl2qZRUXZCIkqeIJEYUXn0DskfKIaUIe5baX7OQMbQC5y1Cf ButA80D7F2BVJ0clZhZpx5Gl9KG0PvTP7cVujwSX76/IckNtlE84bolXDwcFBbrw usBW7cPUpiLGOZuvKmj3J14cs4SePZD/rjVayY9wUJR5NpveDqqxZ24+2nLvAbl9 jo1beYX1TjWfIna87y2XLi7ucknYT+roWbWGzSHkTMK/1kJASPsfcGpAgcK2H4ap eXC+JW9VG6wfFEIzjBRwYbMGCf2KsBCfqCXiaNwdy9mVcmMIWmZJD4j0goh9uE1H 47eIVrWuFAdmFnIgiqu1c/yA6LTKZM92p2iLgBPd3UFM0hWUtbG+h4Mny9Fgd6GN thnqNvY394E9ErYy38uSFQUAxqOpsTuFPWi0LwT6qOXiMzWYacoKIBjmmT5uB+8R //2p6JNGBZOjX9uN1hq9KNyrg6oCBbP0gCDARvYpM7WMwolMOz5JNKc5wC1P8Ymn Ob4zJXwOFKp+PGur =oQgD -----END PGP SIGNATURE-----
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