r203031 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Sep 30 12:22:00 2013
New Revision: 203031

URL: http://gcc.gnu.org/viewcvs?rev=203031&root=gcc&view=rev
Log:
2013-09-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/58554
	* tree-loop-distribution.c (classify_partition): Require unconditionally
	executed stores for memcpy and memset recognition.
	(tree_loop_distribution): Calculate dominance info.

	* gcc.dg/torture/pr58554.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr58554.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-loop-distribution.c