[Bug libstdc++/119970] [16 Regression] mingw builds fail as libstdc++-v3/include/ostream:224:65: error: could not convert '__out' since r16-142-g01e5ef3e8b9128

[lh_mouse at 126 dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119970

--- Comment #5 from LIU Hao <lh_mouse at 126 dot com> ---
Is there a reason why `__write_to_terminal` takes a `span<char>` instead of a
`span<const char>`?