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[Bug optimization/12826] [3.3/3.4 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: 12 Jan 2004 16:32:24 -0000
- Subject: [Bug optimization/12826] [3.3/3.4 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 2004-01-12 16:32 -------
Subject: Bug 12826
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: hubicka@gcc.gnu.org 2004-01-12 16:32:15
Modified files:
gcc : ChangeLog cfgcleanup.c cfgrtl.c loop.c rtl.h
rtlanal.c
Log message:
PR opt/12826
* loop.c (insert_loop_mem): Preffer VOLATILE memory references to be
stored.
PR opt/12863
* cfgcleanup.c (label_is_jump_target_p): Move to...
* rtlanal.c (label_is_jump_target_p): ... here.
* cfgrtl.c (cfg_layout_redirect_edge_and_branch): Fix redirecting of fallthru
edges unified with branch edges.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.2240&r2=2.2241
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgcleanup.c.diff?cvsroot=gcc&r1=1.97&r2=1.98
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgrtl.c.diff?cvsroot=gcc&r1=1.101&r2=1.102
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/loop.c.diff?cvsroot=gcc&r1=1.485&r2=1.486
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtl.h.diff?cvsroot=gcc&r1=1.446&r2=1.447
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtlanal.c.diff?cvsroot=gcc&r1=1.170&r2=1.171
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12826