242         using iterator = Iterator;  variable
273     using iterator = vector_iterator<concurrent_vector, value_type>;  variable
275     using reverse_iterator = std::reverse_iterator<iterator>;
278     using range_type = generic_range_type<iterator>;
381     iterator grow_by( size_type delta ) {  in grow_by()
385     iterator grow_by( size_type delta, const value_type& value ) {  in grow_by()
390     typename std::enable_if<is_input_iterator<ForwardIterator>::value, iterator>::type
396     iterator grow_by( std::initializer_list<value_type> init ) {  in grow_by()
400     iterator grow_to_at_least( size_type n ) {  in grow_to_at_least()
403     iterator grow_to_at_least( size_type n, const value_type& value ) {  in grow_to_at_least()
407     iterator push_back( const value_type& item ) {  in push_back()
411     iterator push_back( value_type&& item ) {  in push_back()
416     iterator emplace_back( Args&&... args ) {  in emplace_back()
462     iterator begin() { return iterator(*this, 0); }  in begin()
466     iterator end() { return iterator(*this, size()); }  in end()
774     iterator internal_emplace_back( Args&&... args ) {  in internal_emplace_back()
787         return iterator(*this, old_size, element_address);  in internal_emplace_back()
828     iterator internal_grow( size_type start_idx, size_type end_idx, const Args&... args ) {  in internal_grow()
848 …return iterator(*this, start_idx, &base_type::template internal_subscript</*allow_out_of_range_acc…  in internal_grow()
853     iterator internal_grow_by_delta( size_type delta, const Args&... args ) {  in internal_grow_by_delta()
864     iterator internal_grow_to_at_least( size_type new_size, const Args&... args ) {  in internal_grow_to_at_least()
866         if (new_size == size_type(0)) return iterator(*this, 0);  in internal_grow_to_at_least()
897         return iterator(*this, size());  in internal_grow_to_at_least()