1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -Wswitch-enum" } */
       3  
       4  typedef enum { a = 2 } T;
       5  
       6  int main()
       7  {
       8      T x = a;
       9      switch(x)
      10      {
      11      case a ... 3: /* { dg-warning "case value '3' not in enumerated" "3" } */
      12          break;
      13      }
      14      switch(x)
      15      {
      16      case 1 ... a: /* { dg-warning "case value '1' not in enumerated" "1" } */
      17          break;
      18      }
      19      return 0;
      20  }
      21