*  @param freevars     The list of free variables.
     */
    List<JCExpression> loadFreevars(DiagnosticPosition pos, List<VarSymbol> freevars) {
        List<JCExpression> args = List.nil();
        for (List<VarSymbol> l = freevars; l.nonEmpty(); l = l.tail)
            args = args.prepend(loadFreevar(pos, l.head));
        return args;
    }