Method release

src/include/pugixml.cpp:5797–5810

		}

		void release()
		{
			xpath_memory_block* cur = _root;
			assert(cur);

			while (cur->next)
			{
				xpath_memory_block* next = cur->next;

				xml_memory::deallocate(cur);

				cur = next;
			}
		}
	};

	struct xpath_allocator_capture