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r226938 - 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, 17 Aug 2015 14:17:33 -0000
- Subject: r226938 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Mon Aug 17 14:17:33 2015
New Revision: 226938
URL: https://gcc.gnu.org/viewcvs?rev=226938&root=gcc&view=rev
Log:
2015-08-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/67221
* tree-ssa-sccvn.c (visit_phi): Keep all-TOP args TOP.
(sccvn_dom_walker::before_dom_children): Mark backedges of
non-executable blocks as not executable.
* gcc.dg/torture/pr67221.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr67221.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-sccvn.c