[Bug c++/122461] ICE in make_friend_class due to malformed friend template template declaration

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122461

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2026-01-14
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
             Blocks|                            |65608

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

template <int = 0> struct SmallVector {
  template <template <int> class VectorType> friend class VectorType;
};
SmallVector<> vec;
```


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65608
[Bug 65608] [meta-bug] friend issues