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r128236 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 07 Sep 2007 10:31:10 -0000
- Subject: r128236 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Fri Sep 7 10:31:09 2007
New Revision: 128236
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=128236
Log:
2007-09-07 Richard Guenther <rguenther@suse.de>
Revert
2007-09-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/32586
* tree-ssa-sccvn.c (simplify_binary_expression): Avoid
folding if nothing changed.
(simplify_unary_expression): New function. Do tree combining
on conversion like codes.
(try_to_simplify): Call it.
* g++.dg/tree-ssa/pr27090.C: Remove XFAILs.
* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise, remove scan for
now obsolete simplification.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/g++.dg/tree-ssa/pr27090.C
trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-1.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-3.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-4.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-5.c
trunk/gcc/tree-ssa-sccvn.c