[Bug c++/83165] [8 regression] cannot convert ‘GPrivate’ {aka ‘_GPrivate’} to ‘GPrivate*’ {aka ‘_GPrivate*’} in return

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83165

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note since GPrivate is non dependent type checking can happen at defintion time
rather than instaination time.