1  /* PR c/101171 */
       2  /* { dg-do compile } */
       3  /* { dg-options "" } */
       4  
       5  extern void foo (void);
       6  int x = 0x1234;
       7  
       8  void
       9  bar (void)
      10  {
      11    if (x != (sizeof ((enum T) 0x1234)))	/* { dg-error "conversion to incomplete type" } */
      12      foo ();
      13  }