bug#24767: jgraph comments not recognized any more

[Alan Mackenzie]

Hello, Eli.

On Sun, Oct 23, 2016 at 09:17:19AM +0300, Eli Zaretskii wrote:
> > From: Stefan Monnier <monnier@iro.umontreal.ca>
> > Date: Sat, 22 Oct 2016 17:24:01 -0400
> > 
> >     % emacs -Q -l .../elpa/packages/jgraph-mode/jgraph-mode.el ~/foo.jgr
> >     (* hello *)
> > 
> > The string "(* hello *)" should be highlighted as a comment, and is
> > indeed correctly highlighted this way in Emacs-25 (and Emacs-24), but
> > not in "master".
> > 
> > The particularity of jgraph-mode's handling of (*...*) is that ?(, ?),
> > and ?* are given "symbol" syntax, so I guess that src/syntax.c was
> > modified in a way which makes it skip the whole (* as being a symbol.

> I suspect 9dcf599.  Alan, could you please take a look?

Yes, 9dcf599 is indeed where the bug was introduced.  I'll be looking at
it.

> Stefan, I think it would be good to have a test for this in the test
> suite, even if for now it will fail.

> Thanks.

-- 
Alan Mackenzie (Nuremberg, Germany).