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r169888 - 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, 07 Feb 2011 16:58:17 -0000
- Subject: r169888 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Mon Feb 7 16:58:17 2011
New Revision: 169888
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169888
Log:
2011-02-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47615
* tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
* tree-ssa-sccvn.c (default_vn_walk_kind): New global.
(run_scc_vn): Initialize it.
(visit_reference_op_load): Use it.
* tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
* g++.dg/opt/pr47615.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/opt/pr47615.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-pre.c
trunk/gcc/tree-ssa-sccvn.c
trunk/gcc/tree-ssa-sccvn.h