r172768 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Apr 20 13:11:06 2011
New Revision: 172768

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172768
Log:
2011-04-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/48695
	* tree-ssa-alias.c (aliasing_component_refs_p): Compute base
	objects and types here.  Adjust for their offset before
	comparing.

	* g++.dg/torture/pr48695.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr48695.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-alias.c