1  /* Test for case labels not integer constant expressions but folding
       2     to integer constants (used in Linux kernel).  */
       3  /* { dg-do compile } */
       4  /* { dg-options "-pedantic" } */
       5  
       6  extern unsigned int u;
       7  
       8  void
       9  b (int c)
      10  {
      11    switch (c)
      12      {
      13      case (int) (2  | ((4 < 8) ? 8 : u)): /* { dg-warning "case label is not an integer constant expression" } */
      14        ;
      15      }
      16  }
      17