[Bug libstdc++/85886] std::atomic<> doesn't have value_type and difference_type

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85886

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED
   Target Milestone|---                         |9.0

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
The new typedefs have been added unconditionally (not just for C++17).