r202217 - in /branches/gcc-4_8-branch/gcc: Chan...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Sep  3 12:18:34 2013
New Revision: 202217

URL: http://gcc.gnu.org/viewcvs?rev=202217&root=gcc&view=rev
Log:
2013-09-03  Richard Biener  <rguenther@suse.de>

	Backport from mainline
	2013-08-29  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/58246
	* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Properly
	handle the dominance check inside a basic-block.

	* gcc.dg/torture/pr58246.c: New testcase.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/torture/pr58246.c
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_8-branch/gcc/tree-ssa-dce.c