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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug analyzer/114408] [13 Regression] ICE when invoking strcmp multiple times with -fsanitize=undefined -O1 -fanalyzer -flto
Date: Thu, 09 May 2024 17:12:28 +0000	[thread overview]
Message-ID: <bug-114408-4-OtWWSL914r@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-114408-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114408

--- Comment #8 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-13 branch has been updated by David Malcolm
<dmalcolm@gcc.gnu.org>:

https://gcc.gnu.org/g:96f7a3694c3e4c72af6258cc9b38bce30e609bee

commit r13-8758-g96f7a3694c3e4c72af6258cc9b38bce30e609bee
Author: David Malcolm <dmalcolm@redhat.com>
Date:   Thu May 9 13:09:32 2024 -0400

    analyzer: fix ICE and false positive with -Wanalyzer-deref-before-check
[PR114408]

    Backported from commit r14-9646-g80a0cb37456c49 (moving testcase to gcc.dg
    and handling conflict in kf.cc)

    gcc/analyzer/ChangeLog:
            PR analyzer/114408
            * engine.cc (impl_run_checkers): Free up any dominance info that
            we may have created.
            * kf.cc (class kf_ubsan_handler): New.
            (register_sanitizer_builtins): New.
            (register_known_functions): Call register_sanitizer_builtins.

    gcc/testsuite/ChangeLog:
            PR analyzer/114408
            * gcc.dg/analyzer/deref-before-check-pr114408.c: New test.
            * c-c++-common/ubsan/analyzer-ice-pr114408.c: New test.

    Signed-off-by: David Malcolm <dmalcolm@redhat.com>

  parent reply	other threads:[~2024-05-09 17:12 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-20 15:26 [Bug ipa/114408] New: Crash " gabravier at gmail dot com
2024-03-21  9:35 ` [Bug analyzer/114408] [13/14 Regression] ICE " rguenth at gcc dot gnu.org
2024-03-22 12:35 ` law at gcc dot gnu.org
2024-03-22 15:09 ` dmalcolm at gcc dot gnu.org
2024-03-22 16:52 ` jakub at gcc dot gnu.org
2024-03-22 16:56 ` jakub at gcc dot gnu.org
2024-03-22 18:34 ` dmalcolm at gcc dot gnu.org
2024-03-23 13:53 ` cvs-commit at gcc dot gnu.org
2024-03-23 14:00 ` [Bug analyzer/114408] [13 " dmalcolm at gcc dot gnu.org
2024-05-09 17:12 ` cvs-commit at gcc dot gnu.org [this message]
2024-05-09 17:49 ` [Bug analyzer/114408] " dmalcolm at gcc dot gnu.org

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