r197355 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Apr  2 13:31:05 2013
New Revision: 197355

URL: http://gcc.gnu.org/viewcvs?rev=197355&root=gcc&view=rev
Log:
2013-04-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56778
	* tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
	Runtime alias tests are not supported for gather loads.
	* tree-vect-loop-manip.c (vect_loop_versioning): Insert
	stmts referenced from SSA operands before updating SSA form.

	* gcc.dg/torture/pr56778.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr56778.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-data-refs.c
    trunk/gcc/tree-vect-loop-manip.c