[Bug libstdc++/101867] avr libc build error for libstdc++

[unlvsur at live dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101867

--- Comment #5 from cqwrteur <unlvsur at live dot com> ---
https://github.com/vancegroup-mirrors/avr-libc

you can try it by yourself with avr-libc