[Bug c++/109755] -Wunused-function underline points at a class, not the unused method itself

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109755

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2023-05-06
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed, it is not just anonymous namespaces nor class methods..
Another example showing it happens with namespaces static functions too:
```
namespace g { static void f();}
static void g::f(){}
```