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[Bug rtl-optimization/16590] [3.4 regression] Incorrect execution when compiling with -O2
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 29 Aug 2004 19:34:41 -0000
- Subject: [Bug rtl-optimization/16590] [3.4 regression] Incorrect execution when compiling with -O2
- References: <20040716145633.16590.m.galante@centrosistemi.it>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-08-29 19:34 -------
Subject: Bug 16590
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_4-branch
Changes by: mmitchel@gcc.gnu.org 2004-08-29 19:34:34
Modified files:
gcc : ChangeLog gcse.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/g++.dg/opt: loop1.C
Log message:
PR rtl-optimization/16590
* gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
PR rtl-optimization/16590
* g++.dg/opt/loop1.C: New test.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=2.2326.2.601&r2=2.2326.2.602
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gcse.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.288.2.4&r2=1.288.2.5
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/opt/loop1.C.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=NONE&r2=1.1.2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.3389.2.261&r2=1.3389.2.262
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16590