Re: cc-mode fontification feels random

[Daniel Colascione]

On June 9, 2021 11:55:45 PM Eli Zaretskii <eliz@gnu.org> wrote:

> > 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.

Sure. But I started this thread not because cc-mode was slow, but because 
specific design choices led to inconsistent fontification. It'd be a shame 
for it to result in changes that made cc-mode even more inconsistent.