r180381 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Oct 24 12:31:01 2011
New Revision: 180381

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=180381
Log:
2011-10-24  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/50838
	* tree-data-ref.c (dr_analyze_indices): Properly canonicalize
	a MEM_REF base if we change it.

	* gcc.dg/torture/pr50838.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr50838.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-data-ref.c