gcc/testsuite/gcc.c-torture/execute/va-arg-25.c

   1 /* Varargs and vectors!  */
   2
   3 #include <stdarg.h>
   4 #include <limits.h>
   5
   6 #define vector __attribute__((vector_size(16)))
   7
   8 const vector unsigned int v1 = {10,11,12,13};
   9 const vector unsigned int v2 = {20,21,22,23};
  10
  11 void foo(int a, ...)
  12 {
  13   va_list args;
  14   vector unsigned int v;
  15
  16   va_start (args, a);
  17   v = va_arg (args, vector unsigned int);
  18   if (a != 1 || memcmp (&v, &v1, sizeof (v)) != 0)
  19     abort ();
  20   a = va_arg (args, int);
  21   if (a != 2)
  22     abort ();
  23   v = va_arg (args, vector unsigned int);
  24   if (memcmp (&v, &v2, sizeof (v)) != 0)
  25     abort ();
  26   va_end (args);
  27 }
  28
  29 int main(void)
  30 {
  31 #if INT_MAX == 2147483647
  32   foo (1, (vector unsigned int){10,11,12,13}, 2,
  33        (vector unsigned int){20,21,22,23});
  34 #endif
  35   return 0;
  36 }
  37