1  /* PR c/61854 */
       2  /* { dg-do preprocess } */
       3  /* { dg-options "-std=c89" } */
       4  
       5  void
       6  foo (void)
       7  {
       8  #if 0
       9    // Do not error here.
      10  #endif
      11  #if 1
      12    // But error here.
      13  #endif
      14    /* { dg-error "C\\+\\+ style comments are not allowed in ISO C90" "comments"  { target *-*-*} 12 } */
      15    /* { dg-message "note: \[^\n\r]*reported only once" ""  { target *-*-*} 12 } */
      16  }