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r196263 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Mon, 25 Feb 2013 15:31:32 -0000
- Subject: r196263 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Mon Feb 25 15:31:31 2013
New Revision: 196263
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=196263
Log:
2013-02-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/56175
* tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
split out from ...
(simplify_bitwise_binary): ... here. Also guard the conversion
of (type) X op CST to (type) (X op ((type-x) CST)) with it.
* gcc.dg/tree-ssa/forwprop-24.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/forwprop-24.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-forwprop.c