1  /* Test for case labels not integer constant expressions but folding
       2     to integer constants (used in Linux kernel, PR 39613).  */
       3  /* { dg-do compile } */
       4  /* { dg-options "-pedantic-errors" } */
       5  
       6  extern int i;
       7  void
       8  f (int c)
       9  {
      10    switch (c)
      11      {
      12      case (1 ? 1 : i): /* { dg-error "case label is not an integer constant expression" } */
      13        ;
      14      }
      15  }