2013-09-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR tree-optimization/58137
	Use POINTER_PLUS_EXPR for vector of pointer additions.
	* tree-cfg.c (verify_gimple_assign_binary)
	<PLUS_EXPR, MINUS_EXPR>: Remove vector of pointer handling.
	<POINTER_PLUS_EXPR>: Add vector of pointer type check.
	* tree.c (build2_stat) <POINTER_PLUS_EXPR>: Allow vector of pointer.
	* tree-vect-stmts.c (vectorizable_operation): Do not replace
	POINTER_PLUS_EXPR with PLUS_EXPR.
	* tree-vect-loop.c (get_initial_def_for_induction): Use
	POINTER_PLUS_EXPR for vector of pointer.

testsuite:

	* gcc.target/i386/pr58137.c: New test.