bug#53232: 29.0.50; pgtk startup: flashes white background before painting black

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Date: Fri, 14 Jan 2022 08:52:45 +0100
> Cc: 53232@debbugs.gnu.org
> 
> John Yates <john@yates-sheets.org> writes:
> 
> > emacs -Q --eval '(set-background-color "#000000")'
> 
> You get the same in a non-pgtk built, too -- and I think that's to be
> expected?  Emacs first pops up the frame and then starts doing the
> --eval stuff, I think.

Yes.