2014-04-25  Lars Gullik Bjønnes  <larsbj@gullik.org>

	PR libstdc++/60710
	* include/experimental/optional (operator!=): Implement in terms of
	operator==.
	* testsuite/experimental/optional/relops/1.cc: Remove operator!=.
	* testsuite/experimental/optional/relops/2.cc: Likewise.
	* testsuite/experimental/optional/relops/3.cc: Likewise.
	* testsuite/experimental/optional/relops/4.cc: Likewise.
	* testsuite/experimental/optional/relops/5.cc: Likewise.
	* testsuite/experimental/optional/relops/6.cc: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@209810 138bc75d-0d04-0410-961f-82ee72b054a4