1  /* PR tree-optimization/58978 */
       2  
       3  int
       4  foo (int x)
       5  {
       6    switch (x)
       7      {
       8      case 0:
       9      case 1:
      10      case 9:
      11        break;
      12      default:
      13        __builtin_unreachable ();
      14      }
      15    return x;
      16  }