gcc/testsuite/gcc.c-torture/execute/strct-varg-1.c

   1 #include <stdarg.h>
   2
   3 struct s { int x, y; };
   4
   5 f (int attr, ...)
   6 {
   7   struct s va_values;
   8   va_list va;
   9   int i;
  10
  11   va_start (va, attr);
  12
  13   if (attr != 2)
  14     abort ();
  15
  16   va_values = va_arg (va, struct s);
  17   if (va_values.x != 0xaaaa || va_values.y != 0x5555)
  18     abort ();
  19
  20   attr = va_arg (va, int);
  21   if (attr != 3)
  22     abort ();
  23
  24   va_values = va_arg (va, struct s);
  25   if (va_values.x != 0xffff || va_values.y != 0x1111)
  26     abort ();
  27
  28   va_end (va);
  29 }
  30
  31 main ()
  32 {
  33   struct s a, b;
  34
  35   a.x = 0xaaaa;
  36   a.y = 0x5555;
  37   b.x = 0xffff;
  38   b.y = 0x1111;
  39
  40   f (2, a, 3, b);
  41   exit (0);
  42 }