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[Bug optimization/12826] [3.3 Regression] Optimizer removes reference through volatile pointer
- 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: 21 Jan 2004 02:41:14 -0000
- Subject: [Bug optimization/12826] [3.3 Regression] Optimizer removes reference through volatile pointer
- References: <20031029145012.12826.lee@bustech.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-01-21 02:41 -------
Subject: Bug 12826
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_3-branch
Changes by: gdr@gcc.gnu.org 2004-01-21 02:41:00
Modified files:
gcc : ChangeLog loop.c
Added files:
gcc/testsuite/gcc.dg: 20040112-1.c
Log message:
Backport from mainline
2004-01-10 Jan Hubicka <jh@suse.cz>
PR opt/12826
* loop.c (insert_loop_mem): Prefer VOLATILE memory references
to be
stored.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.16114.2.886&r2=1.16114.2.887
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/loop.c.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.433.2.11&r2=1.433.2.12
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/20040112-1.c.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=NONE&r2=1.1.8.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12826