[Bug libstdc++/82647] std::tuple_size_v is missing from <array> and <utility>

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82647

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Andrew is correct, it's only defined by <tuple>.

http://en.cppreference.com/w/cpp/utility/tuple/tuple_size