r134798 - in /trunk/gcc: ChangeLog fold-const.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Apr 29 15:59:43 2008
New Revision: 134798

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=134798
Log:
2008-04-29  Richard Guenther  <rguenther@suse.de>

	PR middle-end/15255
	* fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.

	* gcc.dg/fold-plusmult.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/fold-plusmult.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog