[Bug c++/109480] g++-12 and g++-11 failed to compile the attached source file while g++-10 and clang can.

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109480

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Adding:

    template <class> friend struct RemoteAccessibleBase;

To the RemoteAccessibleBase template struct fixes the issue ....