9 Iterators library [iterators]

9.7 Iterator adaptors [iterators.predef]

9.7.3 Move iterators and sentinels [iterators.move]

9.7.3.2 move_iterator operations [move.iter.ops]

9.7.3.2.2 move_iterator::operator= [move.iter.op=]

constexpr move_iterator& operator=(const move_iterator<ConvertibleTo<I>>& i);

Effects: Assigns i.current to current.