r189313 - in /branches/gcc-4_7-branch/gcc: Chan...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Fri Jul  6 09:21:36 2012
New Revision: 189313

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189313
Log:
2012-07-06  Richard Guenther  <rguenther@suse.de>

	Backport from mainline
	2012-06-18  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/53693
	* tree-vect-patterns.c (vect_operation_fits_smaller_type):
	Reject operands with more than one use.

	* g++.dg/torture/pr53693.C: New testcase.

Added:
    branches/gcc-4_7-branch/gcc/testsuite/g++.dg/torture/pr53693.C
Modified:
    branches/gcc-4_7-branch/gcc/ChangeLog
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_7-branch/gcc/tree-vect-patterns.c