gcc/testsuite/gcc.c-torture/execute/va-arg-14.c

   1 #include <stdarg.h>
   2
   3 va_list global;
   4
   5 void vat(va_list param, ...)
   6 {
   7   va_list local;
   8
   9   va_start (local, param);
  10   va_copy (global, local);
  11   va_copy (param, local);
  12   if (va_arg (local, int) != 1)
  13     abort();
  14   va_end (local);
  15   if (va_arg (global, int) != 1)
  16     abort();
  17   va_end (global);
  18   if (va_arg (param, int) != 1)
  19     abort();
  20   va_end (param);
  21
  22   va_start (param, param);
  23   va_start (global, param);
  24   va_copy (local, param);
  25   if (va_arg (local, int) != 1)
  26     abort();
  27   va_end (local);
  28   va_copy (local, global);
  29   if (va_arg (local, int) != 1)
  30     abort();
  31   va_end (local);
  32   if (va_arg (global, int) != 1)
  33     abort();
  34   va_end (global);
  35   if (va_arg (param, int) != 1)
  36     abort();
  37   va_end (param);
  38 }
  39
  40 int main(void)
  41 {
  42   va_list t;
  43   vat (t, 1);
  44   exit (0);
  45 }