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

Tue Feb 25 20:29:00 GMT 2003

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-ssa-20020619-branch
Changes by:	law@gcc.gnu.org	2003-02-25 20:29:02

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

Log message:
	* fold-const.c (nondestructive_fold_binary): Handle TRUTH_AND_EXPR
	and TRUTH_OR_EXPR.  Placeholder for TRUTH_XOR_EXPR.
	* tree-ssa-ccp.c (ccp_fold): Handle TRUTH_{AND,OR,XOR}_EXPR.
	(def_to_undefined): Re-enable VARYING->UNDEFINED state transition
	sanity check.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.213.2.22&r2=1.213.2.23
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=1.1.2.56&r2=1.1.2.57