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From: "sirl at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/97073] New: Miscompilation with -m32 -O1 -march=i686 Date: Wed, 16 Sep 2020 17:04:14 +0000 [thread overview] Message-ID: <bug-97073-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97073 Bug ID: 97073 Summary: Miscompilation with -m32 -O1 -march=i686 Product: gcc Version: 8.4.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: sirl at gcc dot gnu.org Target Milestone: --- Created attachment 49229 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49229&action=edit Testcase demonstrating the problem. Hi, the attached simple testcase aborts when compiled with every version since gcc-7 (last tested r11-3232). Compiled with gcc-6.3.1 the testcase doesn't abort. Also adding either -fno-tree-ter or -msse2 prevents the abort.
next reply other threads:[~2020-09-16 17:04 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-09-16 17:04 sirl at gcc dot gnu.org [this message] 2020-09-17 6:26 ` [Bug target/97073] [8/9/10/11 Regression] " rguenth at gcc dot gnu.org 2020-09-17 8:47 ` [Bug middle-end/97073] " ubizjak at gmail dot com 2020-09-17 19:40 ` jakub at gcc dot gnu.org 2020-09-17 20:11 ` jakub at gcc dot gnu.org 2020-09-18 9:01 ` sirl at gcc dot gnu.org 2020-09-18 9:06 ` jakub at gcc dot gnu.org 2020-09-18 9:28 ` sirl at gcc dot gnu.org 2020-09-18 12:49 ` sirl at gcc dot gnu.org 2020-09-27 21:20 ` cvs-commit at gcc dot gnu.org 2020-09-27 21:24 ` cvs-commit at gcc dot gnu.org 2020-09-27 21:26 ` cvs-commit at gcc dot gnu.org 2020-09-27 21:27 ` cvs-commit at gcc dot gnu.org 2020-09-27 21:54 ` jakub at gcc dot gnu.org
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