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

[sayle@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	sayle@gcc.gnu.org	2003-03-20 17:48:26

Modified files:
	gcc            : ChangeLog fold-const.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gcc.dg: builtins-6.c 

Log message:
	* fold-const.c (fold_mathfn_compare): New function to simplify
	comparisons against built-in math functions.  Fold comparisons
	of sqrt against constants.
	(fold): Call fold_mathfn_compare when appropriate.
	
	* gcc.dg/builtins-6.c: New test case.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.17154&r2=1.17155
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.239&r2=1.240
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.2518&r2=1.2519
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/builtins-6.c.diff?cvsroot=gcc&r1=NONE&r2=1.1