costmodel-bb-slp-9a-pr63175.c: XFAIL lwz on AIX.

        * gcc.dg/vect/costmodel/ppc/costmodel-bb-slp-9a-pr63175.c: XFAIL
        lwz on AIX.

From-SVN: r243859

gcc/testsuite/ChangeLog

+2016-12-21  David Edelsohn  <dje.gcc@gmail.com>
+
+	* gcc.dg/vect/costmodel/ppc/costmodel-bb-slp-9a-pr63175.c: XFAIL
+	lwz on AIX.
+
 2016-12-21  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 
 	* gcc.target/arm/unsigned-extend-2.c: Update testcase.

gcc/testsuite/gcc.dg/vect/costmodel/ppc/costmodel-bb-slp-9a-pr63175.c

@@ -26,5 +26,5 @@ main1 (void)
    or word stores (stw, stwu, stwx, stwux, or their indexed forms).  */
 
 /* { dg-final { scan-assembler "\t(lvx|lxv|lvsr|stxv)" } } */
-/* { dg-final { scan-assembler-not "\tlwz?u?x? " } } */
+/* { dg-final { scan-assembler-not "\tlwz?u?x? " { xfail { powerpc-ibm-aix* } } } } */
 /* { dg-final { scan-assembler-not "\tstwu?x? " } } */