Subject: Re: bug#14666: 24.3.50; emacs_backtrace.txt

From: martin rudalics <[email-masked]>
Date: Wed, 19 Jun 2013 22:58:57 +0200

>> w->contents can be only set to another buffer which would still pass
 >> the assertion.
 >
 > Why cannot it be set to a window or to nil?

A leaf window stays a leaf window until it gets deleted.  Even if such a
window survives in a window configuration it can be resurrected only as
a leaf window.

martin