private static boolean dec_octet_3_1(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "dec_octet_3_1")) return false;
    boolean r;
    r = consumeToken(b, "0");
    if (!r) r = consumeToken(b, "1");
    if (!r) r = consumeToken(b, "2");
    if (!r) r = consumeToken(b, "3");
    if (!r) r = consumeToken(b, "4");
    return r;
  }
private static boolean dec_octet_3_1(PsiBuilder b, int l)