r218115 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Nov 27 09:57:13 2014
New Revision: 218115

URL: https://gcc.gnu.org/viewcvs?rev=218115&root=gcc&view=rev
Log:
2014-11-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/64083
	* tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
	forcibly mark loop for removal the wrong way.

	* gcc.dg/torture/pr64083.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr64083.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-threadupdate.c