------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-08-17
07:29 -------
Subject: Bug 21574
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: [EMAIL PROTECTED] 2005-08-17 07:27:49
Modified files:
gcc : ChangeLog tree-ssa-ccp.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg/tree-ssa: pr21574.c
Log message:
PR tree-optimization/21574
* tree-ssa-ccp.c (likely_value): If the right hand side is a
constant, return CONSTANT.
(ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
(ccp_fold, visit_assignment): Likewise.
(evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9757&r2=2.9758
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-ccp.c.diff?cvsroot=gcc&r1=2.86&r2=2.87
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5934&r2=1.5935
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr21574.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21574
