2014-04-17   Richard Biener  <rguenther@suse.de>

	PR tree-optimization/60841
	* tree-vect-data-refs.c (vect_analyze_data_refs): Count stmts.
	* tree-vect-loop.c (vect_analyze_loop_2): Pass down number
	of stmts to SLP build.
	* tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
	(vect_analyze_slp): Likewise.
	(vect_analyze_slp_instance): Likewise.
	(vect_build_slp_tree): Limit overall SLP tree growth.
	* tree-vectorizer.h (vect_analyze_data_refs,
	vect_analyze_slp): Adjust prototypes.

	* gcc.dg/vect/pr60841.c: New testcase.

From-SVN: r209467