30 __unique(_Iter __first, _Sent __last, _BinaryPredicate&& __pred) {  in __unique()  argument
31   __first = std::__adjacent_find(__first, __last, __pred);  in __unique()
32   if (__first != __last) {  in __unique()
35     _Iter __i = __first;  in __unique()
37       if (!__pred(*__first, *__i))  in __unique()
38         *++__first = _IterOps<_AlgPolicy>::__iter_move(__i);  in __unique()
39     ++__first;  in __unique()
40     return std::pair<_Iter, _Iter>(std::move(__first), std::move(__i));  in __unique()
42   return std::pair<_Iter, _Iter>(__first, __first);  in __unique()
47 unique(_ForwardIterator __first, _ForwardIterator __last, _BinaryPredicate __pred) {  in unique()  argument
48   return std::__unique<_ClassicAlgPolicy>(std::move(__first), std::move(__last), __pred).first;  in unique()
53 unique(_ForwardIterator __first, _ForwardIterator __last) {  in unique()  argument
55   return std::unique(__first, __last, __equal_to<__v>());  in unique()