re PR testsuite/65526 (testsuite checks for arm vectorization support on non-arm...

re PR testsuite/65526 (testsuite checks for arm vectorization support on non-arm targets)

PR testsuite/65526
* lib/target-supports.exp (check_effective_target_arm32): Fail early
when target isn't arm*-*-*-*.
(check_effective_target_arm_nothumb): Likewise.
(check_effective_target_arm_little_endian): Likewise.
(check_effective_target_arm_vect_no_misalign): Likewise.
(check_effective_target_aarch64_little_endian): Fail early if target
isn't aarch64*-*-*.

From-SVN: r221677