[Bug preprocessor/80755] __has_include_next: internal compiler error: NULL directory in find_file

[sjames at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80755

--- Comment #5 from Sam James <sjames at gcc dot gnu.org> ---
Thank you Lewis!

Would you mind pinging this again?

I've just started hitting this on glibc systems too as we added a wrapper to a
libbsd header (which I'm probably going to have to drop for now).