* include/bits/stl_deque.h
	(fill, copy, copy_backward, move, move_backward): Move overloads for
	std::deque iterators in std namespace.
	(copy<_Tp, _OI>(
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _OI)): New.
	(copy<_Tp, _OI>(_Deque_iterator<_Tp, _Tp&, _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>, _OI)): New, use latter.
	(copy<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)): New.
	(copy_backward<_Tp, _OI>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _OI)): New.
	(copy_backward<_Tp, _OI>(_Deque_iterator<_Tp, _Tp&, _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>, _OI)): New, use latter.
	(copy_backward<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)):
	New.
	(equal<_Tp, _II>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _II)): New.
	(equal<_Tp, _II>(_Deque_iterator<_Tp, _Tp&, _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>, _II)): New, use latter.
	(equal<_Tp>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>)): New.
	(equal<_Tp>(_Deque_iterator<_Tp, _Tp&, _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>)): New, use latter.
	(equal<_Tp>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>)): Likewise.
	(equal<_Tp>(_Deque_iterator<_Tp, _Tp&, _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>, _Deque_iterator<_Tp, _Tp&, _Tp*>)):
	Likewise.
	(equal<_II, _Tp>(_II, _II,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>): New.
	(equal<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>): New, use
	latter.
	(move<_Tp, _OI>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _OI)):
	New.
	(move<_Tp, _OI>(_Deque_iterator<_Tp, _Tp&, _Tp*>, _OI)): New, use
	latter.
	(move<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)): New.
	(move_backward<_Tp, _OI>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_OI)): New.
	(move_backward<_Tp, _OI>(_Deque_iterator<_Tp, _Tp&, _Tp*>, _OI)): New,
	use latter.
	(move_backward<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)):
	New.
	* include/bits/deque.tcc
	(fill, copy, copy_backward, move, move_backward): Move overloads for
	std::deque iterators in std namespace.
	(fill): Move loop on nodes inside branch when first and last nodes are
	different.
	(std::__detail::__copy_from_dit): New.
	(copy<_Tp>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>)): Adapt to use latter.
	(copy<_Tp, _OI>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _OI)): New, likewise.
	(std::__detail::__copy_to_dit): New.
	(copy<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)): New, use
	latter.
	(std::__detail::__copy_backward_from_dit): New.
	(copy_backward<_Tp>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>)): Adapt to use latter.
	(copy_backward<_Tp, _OI>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _OI)): New, likewise.
	(std::__detail::__copy_backward_to_dit): New.
	(copy_backward<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)):
	New, use latter.
	(std::__detail::__equal_from_dit): New.
	(equal<_Tp, _II>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>)): Use latter.
	(equal<_Tp, _II>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _II)): New, likewise.
	(std::__detail::__equal_to_dit): New.
	(equal<_II, _Tp>(_II, _II,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>): New, use latter.
	(std::__detail::__move_from_dit): New.
	(move<_Tp>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>)): Adapt to use latter.
	(move<_Tp, _OI>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _OI)): New, likewise.
	(std::__detail::__move_to_dit): New.
	(move<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)): New, use
	latter.
	(std::__detail::__move_backward_from_dit): New.
	(move_backward<_Tp>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, _Tp&, _Tp*>)): Adapt to use latter.
	(move_backward<_Tp, _OI>(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	_Deque_iterator<_Tp, const _Tp&, const _Tp*>, _OI)): New, likewise.
	(std::__detail::__move_backward_to_dit): New.
	(move_backward<_II, _Tp>(_II, _II, _Deque_iterator<_Tp, _Tp&, _Tp*>)):
	New, use latter.
	* include/debug/deque
	(fill<_Tp, _Alloc>(const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>
	, __debug::deque<_Tp, _Alloc>>&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc>>&, const _Tp&)): New.
	(copy<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(copy<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(copy<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(copy<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(copy<_II, _Tp, _Alloc>(_II, _II,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(copy_backward<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(copy_backward<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(copy_backward<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(copy_backward<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(copy_backward<_II, _Tp, _Alloc>(_II, _II,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(equal<_Tp, _Alloc, _II>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _II)): New.
	(equal<_Tp, _Alloc, _II>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _II)): New.
	(equal<_Tp, _Alloc1, _Alloc2>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc2> >&)): New.
	(equal<_Tp, _Alloc1, _Alloc2>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc2> >&)): New.
	(equal<_Tp, _Alloc1, _Alloc2>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc2> >&)): New.
	(equal<_Tp, _Alloc1, _Alloc2>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc1> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc2> >&)): New.
	(equal<_II, _Tp, _Alloc>(_II, _II,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(equal<_II, _Tp, _Alloc>(_II, _II,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(move<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(move<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(move<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(move<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(move<_II, _Tp, _Alloc>(_II, _II,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(move_backward<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(move_backward<_Tp, _Alloc, _OI>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&, _OI)): New.
	(move_backward<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(move_backward<_Tp, _Alloc>(
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	(move_backward<_II, _Tp, _Alloc>(_II, _II,
	const _Safe_iterator<_Deque_iterator<_Tp, _Tp&, _Tp*>,
	__debug::deque<_Tp, _Alloc> >&)): New.
	* testsuite/25_algorithms/copy/deque_iterators/11_neg.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/12_neg.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/2.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/21_neg.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/22_neg.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/31.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/32.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/33.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/41.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/42.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/43.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/51_neg.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/61_neg.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/71_neg.cc: New.
	* testsuite/25_algorithms/copy/deque_iterators/72_neg.cc: New.
	* testsuite/25_algorithms/copy_backward/deque_iterators/11_neg.cc: New.
	* testsuite/25_algorithms/copy_backward/deque_iterators/12_neg.cc: New.
	* testsuite/25_algorithms/copy_backward/deque_iterators/2.cc: New.
	* testsuite/25_algorithms/copy_backward/deque_iterators/21_neg.cc: New.
	* testsuite/25_algorithms/copy_backward/deque_iterators/22_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/1.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/10_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/11_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/12_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/13_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/14_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/15_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/16_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/1_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/2_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/3_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/4_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/5_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/6_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/7_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/8_neg.cc: New.
	* testsuite/25_algorithms/equal/deque_iterators/9_neg.cc: New.
	* testsuite/25_algorithms/fill/deque_iterators/1.cc: New.
	* testsuite/25_algorithms/fill/deque_iterators/1_neg.cc: New.
	* testsuite/25_algorithms/move/deque_iterators/11_neg.cc: New.
	* testsuite/25_algorithms/move/deque_iterators/12_neg.cc: New.
	* testsuite/25_algorithms/move/deque_iterators/2.cc: New.
	* testsuite/25_algorithms/move/deque_iterators/21_neg.cc: New.
	* testsuite/25_algorithms/move/deque_iterators/22_neg.cc: New.
	* testsuite/25_algorithms/move_backward/deque_iterators/11_neg.cc: New.
	* testsuite/25_algorithms/move_backward/deque_iterators/12_neg.cc: New.
	* testsuite/25_algorithms/move_backward/deque_iterators/2.cc: New.
	* testsuite/25_algorithms/move_backward/deque_iterators/21_neg.cc: New.
	* testsuite/25_algorithms/move_backward/deque_iterators/22_neg.cc: New.