r197477 - in /branches/gcc-4_8-branch/gcc: Chan...

Thu Apr 4 11:00:00 GMT 2013

Author: rguenth
Date: Thu Apr  4 11:00:45 2013
New Revision: 197477

URL: http://gcc.gnu.org/viewcvs?rev=197477&root=gcc&view=rev
Log:
2013-04-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56837
	* tree-loop-distribution.c (classify_partition): For non-zero
	values require that the value has the same precision as its
	mode to be useful as memset value.

	* g++.dg/torture/pr56837.C: New testcase.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/g++.dg/torture/pr56837.C
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_8-branch/gcc/tree-loop-distribution.c