List<JCExpression> annotationFieldValues() {
        accept(LPAREN);
        ListBuffer<JCExpression> buf = new ListBuffer<JCExpression>();
        if (S.token() != RPAREN) {
            buf.append(annotationFieldValue());
            while (S.token() == COMMA) {
                S.nextToken();
                buf.append(annotationFieldValue());
            }
        }
        accept(RPAREN);
        return buf.toList();
    }