bug#13084: boyer_moore crashes with certain characters in the case table

[Eli Zaretskii]

> From: Kenichi Handa <handa@gnu.org>
> Cc: juri@jurta.org, 13084@debbugs.gnu.org
> Date: Sat, 15 Dec 2012 22:17:17 +0900
> 
> In article <83obhxoo2v.fsf@gnu.org>, Eli Zaretskii <eliz@gnu.org> writes:
> 
> > > Here, A and B belongs to the same character group iff A and
> > > B has the same multibyte sequence except for the last byte.
> > > In this condition, we should be able to use the table
> > > simple_translate.
> 
> > OK, then maybe just the comments need to be fixed.  They shouldn't
> > talk about "charset" and "row", which are undefined in Unicode Emacs.
> > They should instead use terminology that correspond to UTF-8 multibyte
> > representation of characters we use today.
> 
> I've just committed this change.  How is it?

Clear, thanks.