public static boolean path_abempty(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "path_abempty")) return false;
    Marker m = enter_section_(b, l, _NONE_, PATH_ABEMPTY, "<path abempty>");
    while (true) {
      int c = current_position_(b);
      if (!path_abempty_0(b, l + 1)) break;
      if (!empty_element_parsed_guard_(b, "path_abempty", c)) break;
    }
    exit_section_(b, l, m, true, false, null);
    return true;
  }
public static boolean path_abempty(PsiBuilder b, int l)