[Bug c++/65047] [c++17] Add support for nested namespace defintions.

[andrea.azzarone at canonical dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65047

--- Comment #3 from Andrea Azzarone <andrea.azzarone at canonical dot com> ---
(In reply to Jonathan Wakely from comment #2)
> Patches should go to the gcc-patches list not bugzilla (it's not a bug that
> we have incomplete support for an incomplete draft standard)

Ok, thanks. Actually I already sent the patch to gcc-patches.