2018-12-23  François Dumont  <fdumont@gcc.gnu.org>

	Respect pointer_traits on node deallocation in _ReuseOrAllocNode
	parenthesis operator.

	* include/bits/hashtable_policy.h
	(_Hashtable_alloc<>::_M_deallocate_node_ptr(__node_type*)): New.
	(_Hashtable_alloc<>::_M_deallocate_node(__node_type*)): Use latter.
	(_ReuseOrAllocNode<>::operator<_Arg>()(_Arg&&)): Likewise.

From-SVN: r267380