(1)

template< class Key, class T, class Compare, class Alloc > bool operator==(

template< class... Args > void emplace( Args&&... args

void swap( unordered_set& other );

template< class... Args > void emplace( Args&&... args

size_type bucket( const Key& key ) const;

(1)

template< class T, class Alloc > struct uses_allocator<dynarray<T>

void splice_after( const_iterator pos, forward_list& other );

reference front();