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[Bug optimization/12688] [tree-ssa] ICE building tcl
- 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: 21 Oct 2003 02:18:47 -0000
- Subject: [Bug optimization/12688] [tree-ssa] ICE building tcl
- References: <20031020143540.12688.green@redhat.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12688
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2003-10-21 02:18 -------
Subject: Bug 12688
CVSROOT: /cvs/gcc
Module name: gcc
Branch: tree-ssa-20020619-branch
Changes by: dnovillo@gcc.gnu.org 2003-10-21 02:18:39
Modified files:
gcc : ChangeLog.tree-ssa tree-dfa.c tree-ssa-ccp.c
Log message:
Fix PR optimization/12688
* tree-dfa.c (get_stmt_operands): Don't return early when dealing
with an empty statement.
* tree-ssa-ccp.c (set_rhs): If the expression has no side effects,
replace the statement with an empty statement.
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=1.1.2.766&r2=1.1.2.767
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-dfa.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.173&r2=1.1.4.174
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=1.1.2.103&r2=1.1.2.104