tree-vect-slp.c (vect_bb_slp_scalar_cost): Guard vinfo access on whether the use is in the BB we currently try to vectorize.

2013-05-29  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_bb_slp_scalar_cost): Guard vinfo
	access on whether the use is in the BB we currently try to
	vectorize.
	(vect_bb_vectorization_profitable_p): Pass the BB we currently
	vectorize to vect_bb_slp_scalar_cost.

From-SVN: r199403