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From: "dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/102463] New: ice in fold_using_range::relation_fold_and_or Date: Thu, 23 Sep 2021 04:14:56 +0000 [thread overview] Message-ID: <bug-102463-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102463 Bug ID: 102463 Summary: ice in fold_using_range::relation_fold_and_or Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- For this C code: _bfd_elf_merge_symbol_h, _bfd_elf_merge_symbol_h_1; _Bool _bfd_elf_merge_symbol_olddef; _bfd_elf_merge_symbol() { _Bool newdef = bfd_is_com_section(), ntdef, tdef; _bfd_elf_merge_symbol_olddef = _bfd_elf_merge_symbol_h; if (_bfd_elf_merge_symbol_h_1) { ntdef = newdef; tdef = _bfd_elf_merge_symbol_h; } else { ntdef = _bfd_elf_merge_symbol_h; tdef = newdef; } if (tdef && ntdef) ; } compiled by recent gcc and flag -O2, does this: during GIMPLE pass: evrp elflink.c: In function ‘_bfd_elf_merge_symbol’: elflink.c:15198:1: internal compiler error: Segmentation fault 0xd6a899 crash_signal(int) ../../trunk.git/gcc/toplev.c:328 0x1a73c3c fold_using_range::relation_fold_and_or(irange&, gimple*, fur_source&) ../../trunk.git/gcc/gimple-range-fold.cc:1365 The problem first seems to occur sometime between git hash 947332a4e22aef9b, from last week, and hash 83aac698835edcdb from yesterday.
next reply other threads:[~2021-09-23 4:14 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-09-23 4:14 dcb314 at hotmail dot com [this message] 2021-09-23 4:50 ` [Bug c/102463] [12 Regression] " pinskia at gcc dot gnu.org 2021-09-23 6:28 ` [Bug tree-optimization/102463] " dcb314 at hotmail dot com 2021-09-23 6:52 ` rguenth at gcc dot gnu.org 2021-09-23 6:55 ` dcb314 at hotmail dot com 2021-09-23 7:31 ` aldyh at gcc dot gnu.org 2021-09-23 7:50 ` dcb314 at hotmail dot com 2021-09-23 8:16 ` aldyh at gcc dot gnu.org 2021-09-23 13:58 ` amacleod at redhat dot com 2021-09-23 17:35 ` cvs-commit at gcc dot gnu.org 2021-09-23 17:37 ` amacleod at redhat dot com
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