static boolean weak_keyword_identifiers(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "weak_keyword_identifiers")) return false;
    boolean r;
    r = consumeTokenFast(b, KW_VAR);
    if (!r) r = consumeTokenFast(b, KW_YIELD);
    if (!r) r = consumeTokenFast(b, KW_PERMITS);
    if (!r) r = consumeTokenFast(b, KW_RECORD);
    return r;
  }
static boolean weak_keyword_identifiers(PsiBuilder b, int l)