On Fri, Jun 30, 2017 at 2:00 AM Eli Zaretskii <eliz@gnu.org> wrote:

> > From: Kaushal Modi <kaushal.modi@gmail.com>
> > Date: Thu, 29 Jun 2017 20:25:54 +0000
> >
> > The line numbers column disappears at times. I have seen that to happen
> only when the emacs *frame* is
> > not in focus. As soon as I click on that window, the line numbers
> re-appear. I don't yet have a recipe to
> > consistently recreate this.
>
> Thanks for letting me know.  I do need a recipe to debug and fix this.
>

I still see this issue even after building emacs with this feature merged
in master.

I'm not familiar with the C code. Can you please provide a patch with debug
info at the right points that can help debug this? i.e. what's causing the
line numbers to get hidden.
-- 

Kaushal Modi