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[Bug target/20322] [4.0/4.1 Regression] Miscompilation of libcpp/expr.c at -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: 10 Mar 2005 21:26:19 -0000
- Subject: [Bug target/20322] [4.0/4.1 Regression] Miscompilation of libcpp/expr.c at -O2+
- References: <20050304175009.20322.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 2005-03-10 21:26 -------
Subject: Bug 20322
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: jakub@gcc.gnu.org 2005-03-10 21:26:12
Modified files:
gcc : ChangeLog combine.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg: 20050307-1.c
Log message:
PR target/20322
* combine.c (try_combine): If recog_for_combine added CLOBBERs
to NEWI2PAT, fail to combine if they are used by NEWPAT.
* gcc.dg/20050307-1.c: New test.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7775&r2=2.7776
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/combine.c.diff?cvsroot=gcc&r1=1.478&r2=1.479
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5138&r2=1.5139
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/20050307-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20322