25 Iterators library [iterators]

25.5 Iterator adaptors [predef.iterators]

25.5.4 Move iterators and sentinels [move.iterators]

25.5.4.3 Requirements [move.iter.requirements]

The template parameter Iterator shall either meet the Cpp17InputIterator requirements ([input.iterators]) or model input_iterator ([iterator.concept.input]).
Additionally, if any of the bidirectional traversal functions are instantiated, the template parameter shall either meet the Cpp17BidirectionalIterator requirements ([bidirectional.iterators]) or model bidirectional_iterator ([iterator.concept.bidir]).
If any of the random access traversal functions are instantiated, the template parameter shall either meet the Cpp17RandomAccessIterator requirements ([random.access.iterators]) or model random_access_iterator ([iterator.concept.random.access]).