[Bug libstdc++/88881] std::filesystem::status gives bad results on mingw32

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88881

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
The "nonexistent-path/.." part is reported as
https://sourceforge.net/p/mingw-w64/bugs/782/