Re: very slow archive-mode

[Stefan Monnier]

> I regularly open Java source archive (JAR of several tens of megabytes)
> in Emacs.  Recently I recompiled Emacs from CVS and noticed that process
> of opening and parsing archive had become times slower (didn't measure
> precisely, but I guess about 5--10x slowdown is there).  Can anyone
> investigate the problem or just guess what changes caused it?  I don't
> remember when I compiled Emacs previously, I guess it was a couple month
> old.

I reported a similar problem.  I believe set-buffer-multibyte is *a lot*
slower now, and may even have a time complexity of O(N^2).


        Stefan