gcc/gcc ChangeLog tree-vrp.c testsuite/ChangeL ...

[kazu@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	kazu@gcc.gnu.org	2005-05-14 20:32:59

Modified files:
	gcc            : ChangeLog tree-vrp.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gcc.dg/tree-ssa: pr21563.c 

Log message:
	gcc/
	PR tree-optimization/21563
	* tree-vrp.c (compare_value): Return boolean_false_node when
	SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
	strictly larger than CST.
	
	testsuite/
	PR tree-optimization/21563
	* gcc.dg/tree-ssa/pr21563.c: New.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8786&r2=2.8787
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-vrp.c.diff?cvsroot=gcc&r1=2.17&r2=2.18
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5472&r2=1.5473
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr21563.c.diff?cvsroot=gcc&r1=NONE&r2=1.1