r128815 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Sep 26 15:31:50 2007
New Revision: 128815

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=128815
Log:
2007-09-26  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/33563
	* tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
	(get_kill_of_stmt_lhs): ... this.  Re-structure.  Handle
	aggregate stores.
	(dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
	get_use_of_stmt_lhs.

	* gcc.dg/torture/pr33563.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr33563.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-dse.c