56     node_handle_base() : my_node(nullptr), my_allocator() {}  in node_handle_base()
57     node_handle_base(node_handle_base&& nh) : my_node(nh.my_node),  in node_handle_base()
59         nh.my_node = nullptr;  in node_handle_base()
62     __TBB_nodiscard bool empty() const { return my_node == nullptr; }  in empty()
63     explicit operator bool() const { return my_node != nullptr; }
69         my_node = nh.my_node;
77         swap(my_node, nh.my_node);  in swap()
86     node_handle_base( node* n ) : my_node(n) {}  in node_handle_base()
89         if(my_node != nullptr) {  in internal_destroy()
90             allocator_traits_type::destroy(my_allocator, my_node->storage());  in internal_destroy()
92             node_allocator.deallocate(my_node, 1);  in internal_destroy()
96     node* get_node_ptr() { return my_node; }  in get_node_ptr()
98     void deactivate() { my_node = nullptr; }  in deactivate()
100     node* my_node;  variable
117         return *const_cast<key_type*>(&(this->my_node->value().first));  in key()
122         return this->my_node->value().second;  in mapped()
143         return *const_cast<value_type*>(&(this->my_node->value()));  in value()