Catch excess warning in gcc.dg/pragma-diag-5.c

We xfail at emitting the correct location, but we still need to catch the
warning.

2015-09-21 Manuel López-Ibáñez <manu@gcc.gnu.org>

	* gcc.dg/pragma-diag-5.c: Catch excess warning.

From-SVN: r227967

gcc/testsuite/ChangeLog

 2015-09-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
 
+	* gcc.dg/pragma-diag-5.c: Fix excess warning.
+
+2015-09-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
 	PR middle-end/60832
 	* gcc.dg/pr53265.c: Update.
 

gcc/testsuite/gcc.dg/pragma-diag-5.c

 /* { dg-do compile } */
-#pragma GCC diagnostic /* { dg-warning "24:missing" "missing" { xfail *-*-* } } */
+#pragma GCC diagnostic /* { dg-warning "missing" "missing" } */
+/* { dg-warning "24:missing" "missing" { xfail *-*-* }  2 } */
 
 #pragma GCC diagnostic warn /* { dg-warning "24:expected" } */