2012-01-18  François Dumont  <fdumont@gcc.gnu.org>
	    Roman Kononov  <roman@binarylife.net>

	PR libstdc++/51866
	* include/bits/hashtable.h (_Hashtable<>::_M_insert(_Arg, false_type)):
	Do not keep a reference to a potentially moved instance.
	* testsuite/23_containers/unordered_multiset/insert/51866.cc: New.
	* testsuite/23_containers/unordered_multimap/insert/51866.cc: New.

Co-Authored-By: Roman Kononov <roman@binarylife.net>

From-SVN: r183285