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r249113 - 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, 12 Jun 2017 10:42:57 -0000
- Subject: r249113 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Mon Jun 12 10:42:57 2017
New Revision: 249113
URL: https://gcc.gnu.org/viewcvs?rev=249113&root=gcc&view=rev
Log:
2017-06-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/81053
* tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
with backedge value not defined in loop. Simplify def stmt
compute.
* gcc.dg/torture/pr81053.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr81053.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vect-loop.c