static boolean diamond_type_argument_list(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "diamond_type_argument_list")) return false;
    boolean r;
    Marker m = enter_section_(b);
    r = isDiamondAllowed(b, l + 1);
    r = r && fast_l_angle(b, l + 1);
    r = r && consumeToken(b, T_GT);
    exit_section_(b, m, null, r);
    return r;
  }
static boolean diamond_type_argument_list(PsiBuilder b, int l)