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[Bug rtl-optimization/16968] [3.4 Regression] loop optimizer miscompilation
- 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: 18 Dec 2004 07:55:53 -0000
- Subject: [Bug rtl-optimization/16968] [3.4 Regression] loop optimizer miscompilation
- References: <20040810154333.16968.jakub@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-12-18 07:55 -------
Subject: Bug 16968
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: ebotcazou@gcc.gnu.org 2004-12-18 07:55:42
Modified files:
gcc : ChangeLog loop.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.c-torture/execute: 20041218-1.c
Log message:
PR rtl-optimization/16968
* loop.c (scan_loop): Stop scanning the loop for movable
insns as soon as an optimization barrier is encountered.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6872&r2=2.6873
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/loop.c.diff?cvsroot=gcc&r1=1.517&r2=1.518
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4779&r2=1.4780
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/20041218-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16968