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

[phython@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	phython@gcc.gnu.org	2005-03-04 02:48:32

Modified files:
	gcc            : ChangeLog fold-const.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gcc.dg: pr15784-4.c 

Log message:
	2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
	
	PR tree-optimization/15784
	* fold-const.c (fold): Fold ~A + 1 to -1.  Fold -A - 1
	and -1 - A to ~A.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7657&r2=2.7658
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.520&r2=1.521
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5106&r2=1.5107
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/pr15784-4.c.diff?cvsroot=gcc&r1=NONE&r2=1.1