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From: "jamborm at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug bootstrap/97319] New: LTO profiledbootstrap (C/C++/Fotran only) fails with a segfault in selftest Date: Wed, 07 Oct 2020 12:56:04 +0000 [thread overview] Message-ID: <bug-97319-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97319 Bug ID: 97319 Summary: LTO profiledbootstrap (C/C++/Fotran only) fails with a segfault in selftest Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: jamborm at gcc dot gnu.org CC: hubicka at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux Target: x86_64-linux Since Honza's commit c33f4742393, attempting to LTO-profiledbootstrap GCC, even when Ada is not enabled, fails in stageprofile with: /home/mjambor/gcc/mine/b-obj/./gcc/xgcc -B/home/mjambor/gcc/mine/b-obj/./gcc/ -xc -nostdinc /dev/null -S -o /dev/null -fself-test=/home/mjambor/gcc/mine/src/gcc/testsuite/selftests In function ‘test_fn’: cc1: internal compiler error: Segmentation fault 0x1770669 crash_signal /home/mjambor/gcc/mine/src/gcc/toplev.c:329 0xd86637 purge_dead_edges(basic_block_def*) /home/mjambor/gcc/mine/src/gcc/cfgrtl.c:3271 0x261dd78 find_bb_boundaries /home/mjambor/gcc/mine/src/gcc/cfgbuild.c:589 0x261f76f find_many_sub_basic_blocks(simple_bitmap_def*) /home/mjambor/gcc/mine/src/gcc/cfgbuild.c:672 0xd94a1a execute /home/mjambor/gcc/mine/src/gcc/cfgexpand.c:6675 0x26dd277 test_expansion_to_rtl /home/mjambor/gcc/mine/src/gcc/function-tests.c:609 0x26ddaad selftest::function_tests_c_tests() /home/mjambor/gcc/mine/src/gcc/function-tests.c:691 0x295bd86 selftest::run_tests() /home/mjambor/gcc/mine/src/gcc/selftest-run-tests.c:109 0x1774302 toplev::run_self_tests() /home/mjambor/gcc/mine/src/gcc/toplev.c:2381
next reply other threads:[~2020-10-07 12:56 UTC|newest] Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-07 12:56 jamborm at gcc dot gnu.org [this message] 2020-10-07 12:56 ` [Bug bootstrap/97319] " marxin at gcc dot gnu.org 2020-10-09 11:06 ` [Bug bootstrap/97319] [11 Regression] " marxin at gcc dot gnu.org
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