This is the mail archive of the
gcc-cvs@gcc.gnu.org
mailing list for the GCC project.
r173659 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 11 May 2011 14:13:40 -0000
- Subject: r173659 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Wed May 11 14:13:38 2011
New Revision: 173659
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=173659
Log:
2011-05-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/15256
* tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
(A & B) | C, combine (A op CST1) op CST2.
(tree_ssa_forward_propagate_single_use_vars): Only bother to
visit assigns that have uses.
* gcc.dg/tree-ssa/forwprop-14.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/forwprop-14.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-forwprop.c