r235131 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Apr 18 11:39:04 2016
New Revision: 235131

URL: https://gcc.gnu.org/viewcvs?rev=235131&root=gcc&view=rev
Log:
2016-04-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/70701
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
	references after translating through a memcpy.

	* gcc.dg/tree-ssa/ssa-fre-53.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-53.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-sccvn.c