gcc/testsuite/gcc.c-torture/execute/va-arg-24.c

   1 /* Varargs and vectors!  */
   2
   3 #include <stdarg.h>
   4
   5 #define vector __attribute__((vector_size(16)))
   6
   7 const vector unsigned int v1 = {10,11,12,13};
   8 const vector unsigned int v2 = {20,21,22,23};
   9
  10 void foo(int a, ...)
  11 {
  12   va_list args;
  13   vector unsigned int v;
  14
  15   va_start (args, a);
  16   v = va_arg (args, vector unsigned int);
  17   if (a != 1 || memcmp (&v, &v1, sizeof (v)) != 0)
  18     abort ();
  19   a = va_arg (args, int);
  20   if (a != 2)
  21     abort ();
  22   v = va_arg (args, vector unsigned int);
  23   if (memcmp (&v, &v2, sizeof (v) != 0))
  24     abort ();
  25   va_end (args);
  26 }
  27
  28 int main(void)
  29 {
  30   foo (1, (vector unsigned int){10,11,12,13}, 2,
  31        (vector unsigned int){14,15,16,17});
  32   return 0;
  33 }
  34