* @param topLevel The toplevel to use
     */
    public Symbol attribIdent(JCTree tree, JCCompilationUnit topLevel) {
        Env<AttrContext> localEnv = enter.topLevelEnv(topLevel);
        localEnv.enclClass = make.ClassDef(make.Modifiers(0),
                                           syms.errSymbol.name,
                                           null, null, null, null);
        localEnv.enclClass.sym = syms.errSymbol;
        return tree.accept(identAttributer, localEnv);
    }