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[Bug optimization/12640] [tree-ssa] strlen builtin causes stack overflow building tk
- 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: 13 Nov 2003 01:04:33 -0000
- Subject: [Bug optimization/12640] [tree-ssa] strlen builtin causes stack overflow building tk
- References: <20031016144712.12640.green@redhat.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2003-11-13 01:04 -------
Subject: Bug 12640
CVSROOT: /cvs/gcc
Module name: gcc
Branch: tree-ssa-20020619-branch
Changes by: steven@gcc.gnu.org 2003-11-13 01:04:19
Modified files:
gcc : ChangeLog.tree-ssa tree-ssa-ccp.c
Log message:
PR optimization/12640
* tree-ssa-ccp.c (get_strlen): Don't follow the UD chain of a PHI argument if
the DEF stmt for the argument is the PHI itself.
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=1.1.2.852&r2=1.1.2.853
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-ccp.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.108&r2=1.1.2.109
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12640