tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Reset info at start.

tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Reset info at start.

2015-10-14  Richard Biener  <rguenther@suse.de>

	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
	Reset info at start.
	(vect_analyze_group_access_1): Add debug print.
	* tree-vect-loop.c (vect_get_single_scalar_iteration_cost): Rename ...
	(vect_compute_single_scalar_iteration_cost): ... to this.
	(vect_analyze_loop_2): Adjust.
	* tree-vect-slp.c (struct _slp_oprnd_info): Move from ...
	* tree-vectorizer.h: ... here.
	(add_stmt_info_to_vec): Remove.
	* tree-vect-stmts.c (record_stmt_cost): Inline add_stmt_info_to_vec.

From-SVN: r228806