[Bug c++/104859] [12 regression] liibg++ fails during bootstrap

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104859

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to seurer from comment #3)
> stage 1.  It happens on a non-bootstrap, too.

I was worried that it was causing wrong code in the front-end.
Can you attach the preprocessed source for floating_to_chars.cc ?