Subject: bug#32777: 27.0.50; window-buffer gets wrong point

From: martin rudalics <[email-masked]>
Date: Sat, 29 Dec 2018 10:59:45 +0100

> Unfortunately, curing it is non-trivial to avoid that some window
 > point gets moved unexpectedly, see the attached patch.

I now installed on master a slightly modified version.  Kindly check
whether all bugs mentioned in this thread have been fixed and report
any anomalies immediately.

Thanks, martin