gnu/dist/gcc4/gcc/testsuite/gcc.c-torture/execute/va-arg-4.c

   1 /* On the i960 any arg bigger than 16 bytes causes all subsequent args
   2    to be passed on the stack.  We test this.  */
   3
   4 #include <stdarg.h>
   5
   6 typedef struct {
   7   char a[32];
   8 } big;
   9
  10 void
  11 f (big x, char *s, ...)
  12 {
  13   va_list ap;
  14
  15   if (x.a[0] != 'a' || x.a[1] != 'b' || x.a[2] != 'c')
  16     abort ();
  17   va_start (ap, s);
  18   if (va_arg (ap, int) != 42)
  19     abort ();
  20   if (va_arg (ap, int) != 'x')
  21     abort ();
  22   if (va_arg (ap, int) != 0)
  23     abort ();
  24   va_end (ap);
  25 }
  26
  27 main ()
  28 {
  29   static big x = { "abc" };
  30
  31   f (x, "", 42, 'x', 0);
  32   exit (0);
  33 }