[Bug lto/115396] [15 regression] ICE in canon_file_name with LTO

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115396

--- Comment #2 from Sam James <sjames at gcc dot gnu.org> ---
I forgot to include copies of glib & unittest++ in there, I'll fix that in a
minute.