bug#30874: 27.0.50; Emacs crashes

[Eli Zaretskii]

> From: Robert Pluim <rpluim@gmail.com>
> Cc: Eli Zaretskii <eliz@gnu.org>,  30874@debbugs.gnu.org
> Date: Tue, 03 Apr 2018 11:22:05 +0200
> 
> Jan Synacek <jsynacek@redhat.com> writes:
> >
> > Yes, it does fix the problem for me.
> 
> Thanks. Proposed patch for master attached.

Thanks, the patch LGTM, but I would omit the reference to the bug
number from the doc string.  I think it's enough to have the bug
referenced by the commit log message and in the only place where the
variable is used.

> Eli, should I merge this bugreport with 30045?  The patch fixes that
> crash for me as well.

Yes, please merge them, and please mention bug#30045 in the log
message.