S/390: Fix MAX_ARGS value.

gcc/ChangeLog:

2016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/71379
	* config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
	one.

From-SVN: r237364

gcc/ChangeLog

+2016-06-13  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
+
+	PR target/71379
+	* config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
+	one.
+
 2016-06-13  Richard Biener  <rguenther@suse.de>
 
 	PR middle-end/64516

gcc/config/s390/s390.c

@@ -791,7 +791,7 @@ s390_expand_builtin (tree exp, rtx target, rtx subtarget ATTRIBUTE_UNUSED,
 		     machine_mode mode ATTRIBUTE_UNUSED,
 		     int ignore ATTRIBUTE_UNUSED)
 {
-#define MAX_ARGS 5
+#define MAX_ARGS 6
 
   tree fndecl = TREE_OPERAND (CALL_EXPR_FN (exp), 0);
   unsigned int fcode = DECL_FUNCTION_CODE (fndecl);