16405                   struct ordered_map : std::vector<std::pair<const Key, T>, Allocator>  struct
16407     using key_type = Key;
16408     using mapped_type = T;
16409     using Container = std::vector<std::pair<const Key, T>, Allocator>;
16417     ordered_map(const Allocator& alloc = Allocator()) : Container{alloc} {}  in ordered_map()  argument
16419     ordered_map(It first, It last, const Allocator& alloc = Allocator())  in ordered_map()  argument
16421     ordered_map(std::initializer_list<T> init, const Allocator& alloc = Allocator() )  in ordered_map()  argument
16424     std::pair<iterator, bool> emplace(const key_type& key, T&& t)  in emplace()
16437     T& operator[](const Key& key)  in operator []()
16442     const T& operator[](const Key& key) const  in operator []()
16447     T& at(const Key& key)  in at()
16460     const T& at(const Key& key) const  in at()
16473     size_type erase(const Key& key)  in erase()
16492     iterator erase(iterator pos)  in erase()
16506     size_type count(const Key& key) const  in count()
16518     iterator find(const Key& key)  in find()
16530     const_iterator find(const Key& key) const  in find()
16542     std::pair<iterator, bool> insert( value_type&& value )  in insert()
16547     std::pair<iterator, bool> insert( const value_type& value )  in insert()