Method Designator

libs/wgtcc/ast.h:438–438

        virtual bool IsLVal() { return false; }
        ArgList* Args() { return &args_; }
        Expr* Designator() { return designator_; }
        const std::string& Name() const { return tok_->str_; }
        pp::FuncType* FuncType() { return designator_->Type()->ToFunc(); }
        virtual void TypeChecking();