r128701 - in /trunk/gcc: ChangeLog fold-const.c...

[aaw@gcc.gnu.org]

Author: aaw
Date: Sun Sep 23 20:05:40 2007
New Revision: 128701

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=128701
Log:
	gcc/
	fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer operand.
	(get_pointer_modulus_and_residue): New function.

	gcc/testsuite/
	gcc.dg/fold-bitand-1.c: New test.
	gcc.dg/fold-bitand-2.c: New test.
	gcc.dg/fold-bitand-3.c: New test.
	gcc.dg/fold-bitand-4.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/fold-bitand-1.c
    trunk/gcc/testsuite/gcc.dg/fold-bitand-2.c
    trunk/gcc/testsuite/gcc.dg/fold-bitand-3.c
    trunk/gcc/testsuite/gcc.dg/fold-bitand-4.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog