Re: cc-mode fontification feels random

[Eli Zaretskii]

> From: Daniel Colascione <dancol@dancol.org>
> Date: Wed, 09 Jun 2021 19:21:23 -0700
> Cc: rudalics@gmx.at, monnier@iro.umontreal.ca, rms@gnu.org, 
> emacs-devel@gnu.org
> 
> > By replacing these accurate functions with rough ones, the fontification
> > would be right most of the time, but a mess at other times (for example,
> > when there are big comments near point).  (i) is more important for C++
> > that C, but still makes a difference i
> 
> Another option is adding core support to speed up these operations. I don't 
> think we should be sacrificing correctness for speed.

If speeding that up is feasible, sure, that's a better alternative.
Sacrificing correctness is a kind-of retreat, justified only when a
better solution is not at hand.