[Bug libstdc++/100017] error: 'fenv_t' has not been declared in '::' x86_64-w64-mingw32 host cross toolchain fails to build

[redi at gcc dot gnu.org via Gcc-bugs]

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

--- Comment #6 from Jonathan Wakely <redi at gcc dot gnu.org> ---
>From IRC:

It works if I add -nostdinc++ manually to the compile line that fails then I
don't get the error