[Bug libstdc++/105915] commit 42eff613 should be backported to gcc-11 for bits/fs_path.h consistency

[heroxbd at sohu dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105915

--- Comment #3 from Benda Xu <heroxbd at sohu dot com> ---
(In reply to Jonathan Wakely from comment #2)
> 
> Only when compiling with clang, presumably.

Yes, that's true.  To be specific, we meet it in the AMD ROCm on Gentoo, where
the HIP compiler is based on llvm and our system compiler is gcc-11.3.0.