PR lto/59326
	* gcc.target/i386/i386.exp (check_effective_target_avx2): Move to...
	* lib/target-supports.exp (check_effective_target_avx2): ... here.
	(check_effective_target_vect_simd_clones): New.
	* gcc.dg/vect/vect-simd-clone-1.c: Add dg-require-effective-target
	vect_simd_clones.
	* gcc.dg/vect/vect-simd-clone-2.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-3.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-4.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-5.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-6.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-7.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-8.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-9.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-10.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-11.c: Likewise.
	* gcc.dg/vect/vect-simd-clone-12.c: Likewise.

From-SVN: r205606