1  /* { dg-do compile } */
       2  /* { dg-options "-O2" } */
       3  
       4  int x;
       5  
       6  void
       7  f (void)
       8  {
       9    asm volatile ("%a0" :: "X" (&x)); /* { dg-error "invalid address mode" "" { target ilp32 } } */
      10  }