Method push_back

3rdparty/pugixml/pugixml.cpp:9130–9136

		void push_back_grow(const xpath_node& node, xpath_allocator* alloc);

		void push_back(const xpath_node& node, xpath_allocator* alloc)
		{
			if (_end != _eos)
				*_end++ = node;
			else
				push_back_grow(node, alloc);
		}

		void append(const xpath_node* begin_, const xpath_node* end_, xpath_allocator* alloc)
		{