gcc/gcc ChangeLog.tree-ssa tree-ssa-dce.c

[law@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-ssa-20020619-branch
Changes by:	law@gcc.gnu.org	2004-01-07 22:07:12

Modified files:
	gcc            : ChangeLog.tree-ssa tree-ssa-dce.c 

Log message:
	* tree-ssa-dce.c (find_useful_stmts): Do not consider PHIs for
	virtual operands inherently necessary.

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=1.1.2.1059&r2=1.1.2.1060
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-dce.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.73&r2=1.1.2.74