[Bug libstdc++/60710] experimental::optional<T> is using T::operator!=

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60710

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Fri Apr 25 19:34:42 2014
New Revision: 209810

URL: http://gcc.gnu.org/viewcvs?rev=209810&root=gcc&view=rev
Log:
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.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/experimental/optional
    trunk/libstdc++-v3/testsuite/experimental/optional/relops/1.cc
    trunk/libstdc++-v3/testsuite/experimental/optional/relops/2.cc
    trunk/libstdc++-v3/testsuite/experimental/optional/relops/3.cc
    trunk/libstdc++-v3/testsuite/experimental/optional/relops/4.cc
    trunk/libstdc++-v3/testsuite/experimental/optional/relops/5.cc
    trunk/libstdc++-v3/testsuite/experimental/optional/relops/6.cc