bug#18390: 24.4.50; REGRESSION: `split-window' error

[Eli Zaretskii]

> From: Noam Postavsky <npostavs@users.sourceforge.net>
> Date: Fri, 30 Sep 2016 17:33:41 -0400
> Cc: Alan Third <alan@idiocy.org>, 18390@debbugs.gnu.org
> 
> Could not reproduce here, with Windows 10. No windows were split, I
> instead got 2 frames titled "Palette (Hue x Saturation)", a narrow one
> and a normal sized one.

What is the width, in columns, of the wider frame you get?