r176274 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Jul 14 14:53:30 2011
New Revision: 176274

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176274
Log:
2011-07-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49651
	* tree-ssa-structalias.c (get_constraint_for_1): Properly
	handle dereferences with subvariables.

	* gcc.dg/torture/pr49651.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr49651.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-structalias.c