[Bug rtl-optimization/19579] [3.3 regression] -march=i686 generates a bogus program for x86*
cvs-commit at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Sun May 1 07:23:00 GMT 2005
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-05-01 07:23 -------
Subject: Bug 19579
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_3-branch
Changes by: sayle@gcc.gnu.org 2005-05-01 07:23:20
Modified files:
gcc : ChangeLog ifcvt.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.c-torture/execute: 20050124-1.c
Log message:
PR rtl-optimization/19579
Backport from mainline
2005-01-26 Jakub Jelinek <jakub@redhat.com>
* ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
both A and B, see if they don't clobber registers the other expr uses.
* gcc.c-torture/execute/20050124-1.c: New test.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.16114.2.1067&r2=1.16114.2.1068
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ifcvt.c.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.105.4.9&r2=1.105.4.10
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.2261.2.399&r2=1.2261.2.400
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/20050124-1.c.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=NONE&r2=1.1.32.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19579
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