--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/dfp/func-vararg-alternate-d64.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,19 @@
+/* Simple test of vararg passing for problematic types with and without
+   double values passed between them.  */
+
+#define DTYPE _Decimal64
+#define ONE 1.0dd
+#define THREE 3.0dd
+#define SEVEN 7.0dd
+#define ELEVEN 11.0dd
+#define INTS 2
+
+#include "func-vararg-alternate.h"
+
+int
+main ()
+{
+  doit ();
+
+  FINISH
+}