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From: "gscfq@t-online.de" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/101512] New: [11/12 Regression] ICE in maybe_trim_constructor_store, at tree-ssa-dse.c:379 Date: Mon, 19 Jul 2021 17:22:38 +0000 [thread overview] Message-ID: <bug-101512-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101512 Bug ID: 101512 Summary: [11/12 Regression] ICE in maybe_trim_constructor_store, at tree-ssa-dse.c:379 Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: gscfq@t-online.de Target Milestone: --- Changed between 20200503 and 20200510 : $ cat z1.c int n(); typedef unsigned long V __attribute__ ((vector_size (64))); V foo (int i, V v) { i = ((V)(V){n()})[n()]; return v + i; } $ gcc-11-20200503 -c z1.c -O2 -mavx512f $ $ gcc-12-20210718 -c z1.c -O2 -mavx512f during GIMPLE pass: dse z1.c: In function 'foo': z1.c:8:1: internal compiler error: in maybe_trim_constructor_store, at tree-ssa-dse.c:379 8 | } | ^ 0xcf24be maybe_trim_constructor_store ../../gcc/tree-ssa-dse.c:379 0xcf24be maybe_trim_partially_dead_store ../../gcc/tree-ssa-dse.c:605 0xcf24be dse_optimize_stmt ../../gcc/tree-ssa-dse.c:1146 0xcf24be execute ../../gcc/tree-ssa-dse.c:1237
next reply other threads:[~2021-07-19 17:22 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-19 17:22 gscfq@t-online.de [this message] 2021-07-19 17:26 ` [Bug tree-optimization/101512] " pinskia at gcc dot gnu.org 2021-07-19 17:26 ` pinskia at gcc dot gnu.org 2021-07-20 9:40 ` rguenth at gcc dot gnu.org 2021-07-21 7:11 ` rguenth at gcc dot gnu.org 2021-07-21 7:22 ` rguenth at gcc dot gnu.org 2021-07-22 13:07 ` marxin at gcc dot gnu.org 2021-07-28 7:07 ` rguenth at gcc dot gnu.org 2021-07-29 6:13 ` cvs-commit at gcc dot gnu.org 2021-07-29 6:14 ` [Bug tree-optimization/101512] [11 " rguenth at gcc dot gnu.org 2021-08-06 9:43 ` cvs-commit at gcc dot gnu.org 2021-08-06 9:43 ` rguenth at gcc dot gnu.org
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