Re: cc-mode fontification feels random

[Eli Zaretskii]

> Cc: acm@muc.de, emacs-devel@gnu.org, monnier@iro.umontreal.ca, rms@gnu.org,
>  rudalics@gmx.at
> From: Daniel Colascione <dancol@dancol.org>
> Date: Thu, 10 Jun 2021 10:33:56 -0700
> 
> >> Performance is reasonable most of the time.
> > Not IME.
> 
> Is it true that you run at -O0 and extra checking enabled?

Sometimes, yes.  But mostly, no.  My long-term production sessions are
usually a released Emacs compiled with the default options, which
means -O2 and no --enable-checking.  I do use --with-wide-int, but
that incurs only a 30% slowdown.