[Bug c++/115378] [ice-on-valid] code using friend injection is crashing gcc since 14

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115378

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note it has nothing to do with `friend injection` but rather variadic
templates.