backport: re PR libstdc++/59738 (r206444 caused FAIL: 23_containers/vector/52591.cc)

backport: re PR libstdc++/59738 (r206444 caused FAIL: 23_containers/vector/52591.cc)

	Backport from mainline.

	2014-01-09  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/59738
	* include/bits/stl_vector.h (vector<>::_M_move_assign): Restore
	support for non-Movable types.

	2014-01-08  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/stl_vector.h (std::vector<>::_M_move_assign): Pass
	*this allocator instance when building temporary vector instance
	so that *this allocator does not get moved.
	* testsuite/23_containers/vector/allocator/move.cc (test01): Add
	check on a vector iterator.
	* testsuite/23_containers/vector/allocator/move_assign.cc
	(test02): Likewise.
	(test03): New, test with a non-propagating allocator.

	2013-11-15  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* testsuite/23_containers/vector/allocator/move.cc: New

From-SVN: r208494