STINNER Victor <vstin...@python.org> added the comment:
> I have been trying to diagnose this failure: > https://buildbot.python.org/all/#/builders/271/builds/710/steps/3/logs/stdio This is the "AMD64 Fedora Stable LTO 3.x" worker. The latest successful build was build 684, finished 6 days ago. test.pythoninfo of build 684: CC.version: gcc (GCC) 10.2.1 20200723 (Red Hat 10.2.1-1) platform.libc_ver: glibc 2.31 platform.platform: Linux-5.8.14-200.fc32.x86_64-x86_64-with-glibc2.31 sys.version: 3.10.0a1+ (heads/master:c0f22fb8b3, Oct 21 2020, 00:02:36) [GCC 10.2.1 20200723 (Red Hat 10.2.1-1)] sysconfig[CCSHARED]: -fPIC sysconfig[CC]: gcc -pthread sysconfig[CFLAGS]: -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall sysconfig[OPT]: -DNDEBUG -g -fwrapv -O3 -Wall sysconfig[PY_CFLAGS]: -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall sysconfig[PY_CFLAGS_NODIST]: -flto -fuse-linker-plugin -ffat-lto-objects -flto-partition=none -g -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Werror=implicit-function-declaration -fvisibility=hidden -I./Include/internal sysconfig[PY_CORE_LDFLAGS]: -flto -fuse-linker-plugin -ffat-lto-objects -flto-partition=none -g sysconfig[PY_LDFLAGS_NODIST]: -flto -fuse-linker-plugin -ffat-lto-objects -flto-partition=none -g sysconfig[PY_STDMODULE_CFLAGS]: -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -flto -fuse-linker-plugin -ffat-lto-objects -flto-partition=none -g -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Werror=implicit-function-declaration -fvisibility=hidden -I./Include/internal -I. -I./Include It started to fail at October 21 (build 685). At 2020-10-21, GCC package was upgraded from version 10.2.1-1 to 10.2.1-5 to gcc-10.2.1-5 according to /var/log/dnf.log: 2020-10-21T06:58:01-0400 SUBDEBUG drpm: spawned 2243855: /usr/bin/applydeltarpm -a x86_64 /var/cache/dnf/updates-b3cb4614b6495970/packages/gcc-10.2.1-1.fc32_10.2.1-5.fc32.x86_64.drpm /var/cache/dnf/updates-b3cb4614b6495970/packages/gcc-10.2.1-5.fc32.x86_64.rpm Package changelog between 10.2.1-1 and 10.2.1-5: --- * Mon Oct 05 2020 Jakub Jelinek <ja...@redhat.com> 10.2.1-5 - update from releases/gcc-10 branch - PRs bootstrap/97163, bootstrap/97183, c++/96994, c++/97145, c++/97195, fortran/93423, fortran/95614, fortran/96041, gcov-profile/64636, gcov-profile/96913, gcov-profile/97069, gcov-profile/97193, libstdc++/94160, libstdc++/94681, libstdc++/96803, libstdc++/97101, libstdc++/97167, middle-end/95464, middle-end/97054, middle-end/97073, preprocessor/96935, target/71233, target/96683, target/96795, target/96827, target/97166, target/97184, target/97231, target/97247, tree-optimization/96979, tree-optimization/97053 * Wed Sep 16 2020 Jakub Jelinek <ja...@redhat.com> 10.2.1-4 - update from releases/gcc-10 branch - PRs bootstrap/96203, c++/95164, c++/96862, c++/96901, d/96157, d/96924, debug/93865, debug/94235, debug/96729, fortran/94690, fortran/95109, fortran/95398, fortran/95882, fortran/96859, libstdc++/71960, libstdc++/92978, libstdc++/96766, libstdc++/96851, lto/94311, middle-end/87256, middle-end/96369, target/85830, target/94538, target/96357, target/96551, target/96574, target/96744, target/96808, target/97028, tree-optimization/88240, tree-optimization/96349, tree-optimization/96370, tree-optimization/96514, tree-optimization/96522, tree-optimization/96579, tree-optimization/96597, tree-optimization/96820, tree-optimization/96854, tree-optimization/97043 - fix up ARM target attribute/pragma handling (#1875814, PR target/96939) - don't ICE on sp clobbers with -mincoming-stack-boundary=2 on ia32 (#1862029, PR target/97032) * Wed Aug 26 2020 Jakub Jelinek <ja...@redhat.com> 10.2.1-3 - update from releases/gcc-10 branch - PRs c++/95428, c++/96082, c++/96106, c++/96164, c++/96199, c++/96497, c/96545, c/96549, c/96571, d/96250, d/96254, d/96301, debug/96354, fortran/93553, fortran/96312, fortran/96486, ipa/95320, ipa/96291, ipa/96482, libstdc++/89760, libstdc++/95749, libstdc++/96303, libstdc++/96484, libstdc++/96718, lto/95362, lto/95548, middle-end/96426, middle-end/96459, target/93897, target/95450, target/96191, target/96243, target/96446, target/96493, target/96506, target/96525, target/96530, target/96536, target/96562, target/96682, tree-optimization/96483, tree-optimization/96535, tree-optimization/96722, tree-optimization/96730, tree-optimization/96758 - mangle some further symbols needed for debug info during early dwarf (#1862029, PR debug/96690) - during %check perform tests whether annobin is usable with the newly built compiler or whether it might need to be rebuilt - disable graphite for ELN * Tue Aug 04 2020 Jakub Jelinek <ja...@redhat.com> 10.2.1-2 - update from releases/gcc-10 branch - PRs c++/95591, c++/95599, c++/95823, c++/95824, c++/95895, c/96377, d/96140, fortran/89574, fortran/93567, fortran/93592, fortran/95585, fortran/95612, fortran/95980, fortran/96018, fortran/96086, fortran/96220, fortran/96319, lto/45375, middle-end/96335, target/95435, target/96190, target/96236, target/96260, target/96402, tree-optimization/96058 - emit debug info for C/C++ external function declarations used in the TU (PR debug/96383) - discard SHN_UNDEF global symbols from LTO debuginfo (PR lto/96385) - strip also -flto=auto from optflags --- Copied from: https://koji.fedoraproject.org/koji/buildinfo?buildID=1626341 Currently, the buildbot worker uses gcc-10.2.1-6.fc32.x86_64. ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue42164> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
