GitLab

	PR libstdc++/61143
	* include/bits/hashtable.h: Fix move semantic to leave hashtable in a
	usable state.
	* testsuite/23_containers/unordered_set/61143.cc: New.
	* testsuite/23_containers/unordered_set/modifiers/swap.cc: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_9-branch@210876 138bc75d-0d04-0410-961f-82ee72b054a4