58 __rotate_forward(_ForwardIterator __first, _ForwardIterator __middle, _ForwardIterator __last) {  in __rotate_forward()  argument
59   _ForwardIterator __i = __middle;  in __rotate_forward()
65     if (__first == __middle)  in __rotate_forward()
66       __middle = __i;  in __rotate_forward()
69   if (__first != __middle) {  in __rotate_forward()
70     __i = __middle;  in __rotate_forward()
75         if (__first == __middle)  in __rotate_forward()
77         __i = __middle;  in __rotate_forward()
78       } else if (__first == __middle)  in __rotate_forward()
79         __middle = __i;  in __rotate_forward()
97 __rotate_gcd(_RandomAccessIterator __first, _RandomAccessIterator __middle, _RandomAccessIterator _…  in __rotate_gcd()  argument
102   const difference_type __m1 = __middle - __first;  in __rotate_gcd()
103   const difference_type __m2 = _Ops::distance(__middle, __last);  in __rotate_gcd()
105     std::__swap_ranges<_AlgPolicy>(__first, __middle, __middle, __last);  in __rotate_gcd()
106     return __middle;  in __rotate_gcd()
129 __rotate_impl(_ForwardIterator __first, _ForwardIterator __middle, _ForwardIterator __last, std::fo…  in __rotate_impl()  argument
132     if (_IterOps<_AlgPolicy>::next(__first) == __middle)  in __rotate_impl()
135   return std::__rotate_forward<_AlgPolicy>(__first, __middle, __last);  in __rotate_impl()
141     _BidirectionalIterator __middle,  in __rotate_impl()  argument
146     if (_IterOps<_AlgPolicy>::next(__first) == __middle)  in __rotate_impl()
148     if (_IterOps<_AlgPolicy>::next(__middle) == __last)  in __rotate_impl()
151   return std::__rotate_forward<_AlgPolicy>(__first, __middle, __last);  in __rotate_impl()
157     _RandomAccessIterator __middle,  in __rotate_impl()  argument
162     if (_IterOps<_AlgPolicy>::next(__first) == __middle)  in __rotate_impl()
164     if (_IterOps<_AlgPolicy>::next(__middle) == __last)  in __rotate_impl()
166     return std::__rotate_gcd<_AlgPolicy>(__first, __middle, __last);  in __rotate_impl()
168   return std::__rotate_forward<_AlgPolicy>(__first, __middle, __last);  in __rotate_impl()
173 __rotate(_Iterator __first, _Iterator __middle, _Sentinel __last) {  in __rotate()  argument
175   _Iterator __last_iter = _IterOps<_AlgPolicy>::next(__middle, __last);  in __rotate()
177   if (__first == __middle)  in __rotate()
179   if (__middle == __last)  in __rotate()
183 …auto __result = std::__rotate_impl<_AlgPolicy>(std::move(__first), std::move(__middle), __last_ite…  in __rotate()
190 rotate(_ForwardIterator __first, _ForwardIterator __middle, _ForwardIterator __last) {  in rotate()  argument
191 …return std::__rotate<_ClassicAlgPolicy>(std::move(__first), std::move(__middle), std::move(__last)…  in rotate()