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[Bug tree-optimization/15738] [tree-ssa] Convert strrchr(s, c) to strchr(s, c) if c is known to be 0
- 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: 2 Jun 2004 18:41:45 -0000
- Subject: [Bug tree-optimization/15738] [tree-ssa] Convert strrchr(s, c) to strchr(s, c) if c is known to be 0
- References: <20040530214547.15738.kazu@cs.umass.edu>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-06-02 18:41 -------
Subject: Bug 15738
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: kazu@gcc.gnu.org 2004-06-02 18:41:41
Modified files:
gcc : ChangeLog builtins.c
Log message:
PR tree-optimization/15738.
* builtins.c (fold_builtin_strchr): Transform
strrchr (s, '\0') to strchr (s, '\0').
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.3821&r2=2.3822
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/builtins.c.diff?cvsroot=gcc&r1=1.330&r2=1.331
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15738