[Bug c++/118319] [12/13/14/15 Regression] ICE Segmentation fault in friend declaration with default argument assigned to an empty lambda expression

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118319

--- Comment #3 from Simon Martin <simartin at gcc dot gnu.org> ---
For the record this started to crash between 12.3 and 12.4 -
https://godbolt.org/z/P3qvcnvj1