Subject: bug#12600: 24.2.50; linum-mode: line numbers in fringe do not refresh when resizing frame

From: martin rudalics <[email-masked]>
Date: Tue, 09 Oct 2012 11:36:41 +0200

> I don't think we can trust redisplay to have updated the screen before
 > the hooks used by linum-mode run.

So what does

   If UPDATE is non-nil, compute the up-to-date position
   if it isn't already recorded.

in the doc-string of `window-end' really stand for?

martin