* @return List
   */
  public static List addTrace(Cons keywords) {
    if (Stella.$TRACED_KEYWORDS$ == null) {
      Stella.$TRACED_KEYWORDS$ = List.list(Stella.NIL);
    }
    { GeneralizedSymbol k = null;
      Cons iter000 = keywords;

      for (;!(iter000 == Stella.NIL); iter000 = iter000.rest) {
        k = ((GeneralizedSymbol)(iter000.value));
        Stella.$TRACED_KEYWORDS$.insertNew(Stella.string_keywordify(k.symbolName));
      }
    }
    return (Stella.$TRACED_KEYWORDS$);
  }