[Bug c++/95597] GCC rejects "typename" in using-declaration

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95597

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
here is another testcase:
typedef int T;
namespace y{
using typename ::T;
}