vec-cmp-sel.c: Avoid test failure on machines without VSX an Power8 vector support.

2015-08-04  Bill Schmidt  <wschmidt@vnet.linux.ibm.com>

	* gcc.target/powerpc/vec-cmp-sel.c: Avoid test failure on machines
	without VSX an Power8 vector support.

From-SVN: r226578

gcc/testsuite/ChangeLog

+2015-08-04  Bill Schmidt  <wschmidt@vnet.linux.ibm.com>
+
+	* gcc.target/powerpc/vec-cmp-sel.c: Avoid test failure on machines
+	without VSX an Power8 vector support.
+
 2015-08-04  Richard Biener  <rguenther@suse.de>
 
 	* gcc.dg/tree-ssa/ssa-ccp-38.c: New testcase.

gcc/testsuite/gcc.target/powerpc/vec-cmp-sel.c

 /* { dg-do compile { target powerpc64*-*-* } } */
 /* { dg-require-effective-target powerpc_p8vector_ok } */
-/* { dg-options "-maltivec -O2" } */
+/* { dg-require-effective-target powerpc_vsx_ok } */
+/* { dg-options "-maltivec -O2 -mvsx -mpower8-vector" } */
 /* { dg-final { scan-assembler "vcmpgtsd" } } */
 /* { dg-final { scan-assembler-not "xxlnor" } } */