[Bug libstdc++/78361] [7 regression][c++1z] std::__is_referenceable doesn't handle noexcept function types

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78361

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Fri Jan 13 12:18:42 2017
New Revision: 244432

URL: https://gcc.gnu.org/viewcvs?rev=244432&root=gcc&view=rev
Log:
PR78361 recognise noexcept functions as referenceable

2017-01-13  Jonathan Wakely  <jwak...@redhat.com>

        PR libstdc++/78361
        * testsuite/20_util/add_pointer/value.cc: Test forming function
        pointers.

2017-01-13  Michael Brune  <lucdan...@free.fr>

        PR libstdc++/78361
        * include/std/type_traits (__is_referenceable): Handle noexcept
        function types.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/type_traits
    trunk/libstdc++-v3/testsuite/20_util/add_pointer/value.cc