+#include <stdlib.h>
+#include <ctype.h>
+#include <stdarg.h>
+
+int foo (int a, ...)
+{
+ va_list args;
+ char *a1;
+ int a2;
+ int k;
+
+ va_start (args, a);
+ for (k = 0; k < a; k++)
+ {
+ if ((k % 2) == 0)
+ {
+ char *b = va_arg (args, char *);
+ printf ("%s", b);
+ }
+ else
+ {
+ int b = va_arg (args, int);
+ printf ("%d", b);
+ }
+ }
+ va_end (args);
+ return a;
+}
+
+int main ()
+{
+ foo (7, "hello ", 5, " ", 3, " world ", 9, "\n");
+ return 0;
+}
+/* { dg-output "hello 5 3 world 9" } */