r232519 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Jan 18 14:25:56 2016
New Revision: 232519

URL: https://gcc.gnu.org/viewcvs?rev=232519&root=gcc&view=rev
Log:
2016-01-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69297
	* tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
	stmt at most once.
	(vect_bb_vectorization_profitable_p): Clear visited flag again.

	* gcc.dg/vect/costmodel/x86_64/costmodel-pr69297.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/costmodel/x86_64/costmodel-pr69297.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-slp.c