r176508 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Jul 20 13:35:20 2011
New Revision: 176508

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176508
Log:
2011-07-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/18908
	* tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
	* tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
	ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.

	* gcc.dg/tree-ssa/pr18908.c: New testcase.
	* gcc.dg/tree-ssa/bitwise-sink.c: Adjust.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr18908.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/bitwise-sink.c
    trunk/gcc/tree-ssa-forwprop.c