pr56727-2.c: Limit to powerpc-linux.

        * gcc.dg/pr56727-2.c: Limit to powerpc-linux.
        * gcc.dg/debug/dwarf2/stacked-qualified-types-3.c: Remove AIX XFAIL.

From-SVN: r250462

gcc/testsuite/ChangeLog

+2017-07-23  David Edelsohn  <dje.gcc@gmail.com>
+
+	* gcc.dg/pr56727-2.c: Limit to powerpc-linux.
+	* gcc.dg/debug/dwarf2/stacked-qualified-types-3.c: Remove AIX XFAIL.
+
 2017-07-23  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/80569

gcc/testsuite/gcc.dg/debug/dwarf2/stacked-qualified-types-3.c

@@ -31,4 +31,4 @@ char * _Atomic restrict h;
 char * _Atomic i;
 char * restrict j;
 
-/* { dg-final { scan-assembler-times "DIE \\(\[^\n\]*\\) DW_TAG_(?:const|volatile|atomic|restrict)_type" 8 { xfail { powerpc-ibm-aix* } } } } */
+/* { dg-final { scan-assembler-times "DIE \\(\[^\n\]*\\) DW_TAG_(?:const|volatile|atomic|restrict)_type" 8 } } */

gcc/testsuite/gcc.dg/pr56727-2.c

 /* { dg-do compile { target fpic } } */
 /* { dg-options "-O2 -fPIC" } */
-/* { dg-final { scan-assembler "@(PLT|plt)" { target i?86-*-* x86_64-*-* powerpc*-*-* } } } */
+/* { dg-final { scan-assembler "@(PLT|plt)" { target i?86-*-* x86_64-*-* powerpc*-*-linux* } } } */
 
 __attribute__((noinline, noclone))
 void f (short b)