[Bug libstdc++/100017] [11/12 regression] error: 'fenv_t' has not been declared in '::' -- canadian compilation fails

[unlvsur at live dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100017

--- Comment #47 from cqwrteur <unlvsur at live dot com> ---
(In reply to Jonathan Wakely from comment #46)
> I hope to get to it next week.

lul it is not fixed in entire week.