* lib/target-supports.exp (check_effective_target_vect_int): New
	(check_effective_target_vect_float): New
	(check_effective_target_vect_double): New.
	(is-effective-target): Support new effective targets keywords.
	* gcc.dg/vect/vect.exp: Set target-dependent vector flags and
	default action for dg-do.
	* gcc.dg/vect/pr16105.c: Use new support.
	* gcc.dg/vect/pr18400.c: Ditto.
	* gcc.dg/vect/pr18425.c: Ditto.
	* gcc.dg/vect/vect-1.c: Ditto.
	* gcc.dg/vect/vect-10.c: Ditto.
	* gcc.dg/vect/vect-11.c: Ditto.
	* gcc.dg/vect/vect-12.c: Ditto.
	* gcc.dg/vect/vect-13.c: Ditto.
	* gcc.dg/vect/vect-14.c: Ditto.
	* gcc.dg/vect/vect-15.c: Ditto.
	* gcc.dg/vect/vect-16.c: Ditto.
	* gcc.dg/vect/vect-17.c: Ditto.
	* gcc.dg/vect/vect-18.c: Ditto.
	* gcc.dg/vect/vect-19.c: Ditto.
	* gcc.dg/vect/vect-2.c: Ditto.
	* gcc.dg/vect/vect-20.c: Ditto.
	* gcc.dg/vect/vect-21.c: Ditto.
	* gcc.dg/vect/vect-22.c: Ditto.
	* gcc.dg/vect/vect-23.c: Ditto.
	* gcc.dg/vect/vect-24.c: Ditto.
	* gcc.dg/vect/vect-25.c: Ditto.
	* gcc.dg/vect/vect-26.c: Ditto.
	* gcc.dg/vect/vect-27.c: Ditto.
	* gcc.dg/vect/vect-27a.c: Ditto.
	* gcc.dg/vect/vect-28.c: Ditto.
	* gcc.dg/vect/vect-29.c: Ditto.
	* gcc.dg/vect/vect-29a.c: Ditto.
	* gcc.dg/vect/vect-3.c: Ditto.
	* gcc.dg/vect/vect-30.c: Ditto.
	* gcc.dg/vect/vect-31.c: Ditto.
	* gcc.dg/vect/vect-32.c: Ditto.
	* gcc.dg/vect/vect-33.c: Ditto.
	* gcc.dg/vect/vect-34.c: Ditto.
	* gcc.dg/vect/vect-35.c: Ditto.
	* gcc.dg/vect/vect-36.c: Ditto.
	* gcc.dg/vect/vect-37.c: Ditto.
	* gcc.dg/vect/vect-38.c: Ditto.
	* gcc.dg/vect/vect-4.c: Ditto.
	* gcc.dg/vect/vect-40.c: Ditto.
	* gcc.dg/vect/vect-41.c: Ditto.
	* gcc.dg/vect/vect-42.c: Ditto.
	* gcc.dg/vect/vect-43.c: Ditto.
	* gcc.dg/vect/vect-44.c: Ditto.
	* gcc.dg/vect/vect-45.c: Ditto.
	* gcc.dg/vect/vect-46.c: Ditto.
	* gcc.dg/vect/vect-47.c: Ditto.
	* gcc.dg/vect/vect-48.c: Ditto.
	* gcc.dg/vect/vect-48a.c: Ditto.
	* gcc.dg/vect/vect-49.c: Ditto.
	* gcc.dg/vect/vect-5.c: Ditto.
	* gcc.dg/vect/vect-50.c: Ditto.
	* gcc.dg/vect/vect-51.c: Ditto.
	* gcc.dg/vect/vect-52.c: Ditto.
	* gcc.dg/vect/vect-53.c: Ditto.
	* gcc.dg/vect/vect-54.c: Ditto.
	* gcc.dg/vect/vect-55.c: Ditto.
	* gcc.dg/vect/vect-56.c: Ditto.
	* gcc.dg/vect/vect-56a.c: Ditto.
	* gcc.dg/vect/vect-57.c: Ditto.
	* gcc.dg/vect/vect-58.c: Ditto.
	* gcc.dg/vect/vect-59.c: Ditto.
	* gcc.dg/vect/vect-6.c: Ditto.
	* gcc.dg/vect/vect-60.c: Ditto.
	* gcc.dg/vect/vect-61.c: Ditto.
	* gcc.dg/vect/vect-62.c: Ditto.
	* gcc.dg/vect/vect-63.c: Ditto.
	* gcc.dg/vect/vect-64.c: Ditto.
	* gcc.dg/vect/vect-65.c: Ditto.
	* gcc.dg/vect/vect-66.c: Ditto.
	* gcc.dg/vect/vect-67.c: Ditto.
	* gcc.dg/vect/vect-68.c: Ditto.
	* gcc.dg/vect/vect-69.c: Ditto.
	* gcc.dg/vect/vect-7.c: Ditto.
	* gcc.dg/vect/vect-72.c: Ditto.
	* gcc.dg/vect/vect-72a.c: Ditto.
	* gcc.dg/vect/vect-73.c: Ditto.
	* gcc.dg/vect/vect-74.c: Ditto.
	* gcc.dg/vect/vect-75.c: Ditto.
	* gcc.dg/vect/vect-76.c: Ditto.
	* gcc.dg/vect/vect-77.c: Ditto.
	* gcc.dg/vect/vect-77a.c: Ditto.
	* gcc.dg/vect/vect-78.c: Ditto.
	* gcc.dg/vect/vect-79.c: Ditto.
	* gcc.dg/vect/vect-8.c: Ditto.
	* gcc.dg/vect/vect-80.c: Ditto.
	* gcc.dg/vect/vect-82.c: Ditto.
	* gcc.dg/vect/vect-82_64.c: Ditto.
	* gcc.dg/vect/vect-83.c: Ditto.
	* gcc.dg/vect/vect-83_64.c: Ditto.
	* gcc.dg/vect/vect-9.c: Ditto.
	* gcc.dg/vect/vect-all.c: Ditto.
	* gcc.dg/vect/vect-none.c: Ditto.

Co-Authored-By: Aldy Hernandez <aldyh@redhat.com>

From-SVN: r90831