bug#7066: 23.2; w32: letter.xpm displayed in mode line with stray red pixels

[Eli Zaretskii]

> From: Stefan Kangas <stefan@marxist.se>
> Cc: 7066@debbugs.gnu.org
> Date: Sat, 18 Jan 2020 01:58:52 +0100
> 
> >  emacs -Q
> >  M-x set-variable RET display-time-mail-file RET SOME-NONEMPTY-FILE RET
> >  M-x set-variable RET display-time-use-mail-icon RET t RET
> >  M-x display-time RET
> >
> > Now watch how the "letter" icon is displayed on the mode line of the
> > selected window.  On my Windows XP box, there's a thin (probably
> > 1-pixel) red line above the icon, along the border of the mode line.
> > I attach an image near the end of this report.
> >
> > The same happens in Emacs 24 built today.
> 
> This was reported 9 years ago.  Is this still an issue?

Yes.