gcc/gcc ChangeLog.tree-ssa fold-const.c

[hubicka@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-ssa-20020619-branch
Changes by:	hubicka@gcc.gnu.org	2003-11-07 10:13:58

Modified files:
	gcc            : ChangeLog.tree-ssa fold-const.c 

Log message:
	* fold-const.c (tree_expr_nonzero_p): New function.
	(fold_relational_const): Use it.
	(nondestructive_fold_binary_to_constant): Allow casts in address
	expressions.

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=1.1.2.825&r2=1.1.2.826
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.213.2.56&r2=1.213.2.57