text: /* PR c++/83059 */
  /* { dg-do compile } */
  
  void
  foo (int *p, int *q, int *r)
  {
    __atomic_compare_exchange (p, q, r, 0, 0, -1);	/* { dg-warning "invalid memory model argument 6" } */
    /* { dg-warning "unknown architecture specifi" "" { target *-*-* } .-1 } */
    /* { dg-warning "failure memory model cannot be stronger than success memory model" "" { target *-*-* } .-2 } */
  }
  