private static boolean band_expression_0_1(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "band_expression_0_1")) return false;
    boolean r;
    Marker m = enter_section_(b);
    r = consumeTokenSmart(b, T_BAND);
    exit_section_(b, m, null, r);
    return r;
  }
private static boolean band_expression_0_1(PsiBuilder b, int l)