Re: The Emacs master is much slower than the emacs-27 branch.

[Eli Zaretskii]

> Date: Sat, 05 Dec 2020 15:39:51 +0000
> cc: Óscar Fuentes <ofv@wanadoo.es>, emacs-devel@gnu.org
> From: Gregory Heytings via "Emacs development discussions." 
> <emacs-devel@gnu.org>
> 
> 
> Like (2), at least with GCC on 64-bit GNU/Linux.  Apparently Eli does not 
> see this on MS-Windows.

I'd be surprised if the OS had anything to do with that.  If someone
can afford compiling a 32-bit build --with-wide-int on GNU/Linux using
GCC 9 or later, we could see for sure.