testsuite: add two missing label_values annotations

2016-07-25  Alexander Monakov  <amonakov@ispras.ru>

	* gcc.c-torture/execute/pr71494.c: Require label_values.
	* gcc.dg/pr16973.c: Ditto.

From-SVN: r238726

gcc/testsuite/ChangeLog

+2016-07-25  Alexander Monakov  <amonakov@ispras.ru>
+
+	* gcc.c-torture/execute/pr71494.c: Require label_values.
+	* gcc.dg/pr16973.c: Ditto.
+
 2016-07-25  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 
 	* gcc.dg/torture/pr69352.c (foo): Cast to intptr_t instead of long.

gcc/testsuite/gcc.c-torture/execute/pr71494.c

 /* PR middle-end/71494 */
+/* { dg-require-effective-target label_values } */
 
 int
 main ()

gcc/testsuite/gcc.dg/pr16973.c

@@ -3,6 +3,7 @@
    to add back the label.   */
 
 /* { dg-options "" } */
+/* { dg-require-effective-target label_values } */
 
 void
 f (void)