r220271 - in /branches/google/gcc-4_9/gcc: test...

[brooks@gcc.gnu.org]

Author: brooks
Date: Fri Jan 30 03:14:09 2015
New Revision: 220271

URL: https://gcc.gnu.org/viewcvs?rev=220271&root=gcc&view=rev
Log:
Backport r219634 from trunk to google/gcc-4_9 branch.

2015-01-15  Richard Biener  <rguenther@suse.de>

	* tree-data-ref.c (dr_analyze_indices): Make sure that accesses
	for MEM_REF access functions with the same base can never partially
	overlap.

	* gcc.dg/torture/pr64365.c: New testcase.


Added:
    branches/google/gcc-4_9/gcc/testsuite/gcc.dg/torture/pr64365.c
Modified:
    branches/google/gcc-4_9/gcc/tree-data-ref.c