gcc/gcc ChangeLog fold-const.c testsuite/Chang ...

[ghazi@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	ghazi@gcc.gnu.org	2001-05-20 18:21:23

Modified files:
	gcc            : ChangeLog fold-const.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/g++.old-deja/g++.warn: compare1.C 
	gcc/testsuite/gcc.dg: compare4.c 

Log message:
	* fold-const.c (tree_expr_nonnegative_p): Detect more
	non-negative cases.
	
	testsuite:
	* g++.old-deja/g++.warn/compare1.C: New test.
	* gcc.dg/compare4.c: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.10097&r2=1.10098
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.156&r2=1.157
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.1211&r2=1.1212
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.old-deja/g++.warn/compare1.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/compare4.c.diff?cvsroot=gcc&r1=NONE&r2=1.1