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[Bug optimization/12941] [tree-ssa] builtin-bitops-1.c 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: 23 Jan 2004 20:27:43 -0000
- Subject: [Bug optimization/12941] [tree-ssa] builtin-bitops-1.c miscompilation
- References: <20031107144745.12941.falk@debian.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-01-23 20:27 -------
Subject: Bug 12941
CVSROOT: /cvs/gcc
Module name: gcc
Branch: tree-ssa-20020619-branch
Changes by: rth@gcc.gnu.org 2004-01-23 20:27:39
Modified files:
gcc : ChangeLog.tree-ssa combine.c
Log message:
PR opt/12941
* combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
(simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
if SHIFT_COUNT_TRUNCATED is set.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.tree-ssa.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.1125&r2=1.1.2.1126
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/combine.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.299.2.32&r2=1.299.2.33
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12941