vect-strided-shift-1.c: Add dg-skip-if for MIPS with -mpaired-single directives.

2018-03-21  Chenghua Xu  <paul.hua.gm@gmail.com>

       * gcc.dg/vect/vect-strided-shift-1.c: Add dg-skip-if for
       MIPS with -mpaired-single directives.

From-SVN: r258702

gcc/testsuite/ChangeLog

+2018-03-21  Chenghua Xu  <paul.hua.gm@gmail.com>
+
+	* gcc.dg/vect/vect-strided-shift-1.c: Add dg-skip-if for
+	MIPS with -mpaired-single directives.
+
 2018-03-20  Steven G. Kargl  <kargl@gcc.gnu.org>
 
 	PR fortran/85001

gcc/testsuite/gcc.dg/vect/vect-strided-shift-1.c

+/* { dg-skip-if "Skip for mips -mpaired-single" { mips*-*-* } { "-mpaired-single" } } */
 /* PR tree-optimization/65963.  */
 #include "tree-vect.h"