bug#30432: 26.0.91; freeze when text wrap-prefix exceeds window text width

[Eli Zaretskii]

> Date: Fri, 30 Mar 2018 15:59:51 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> Cc: 30432@debbugs.gnu.org
> 
> > From: "Paul W. Rankin" <hello@paulwrankin.com>
> > Date: Thu, 29 Mar 2018 15:00:07 +1000
> > Cc: 30432@debbugs.gnu.org
> > 
> > Thanks Eli. I built from master branch and this appears mostly fixed to me, 
> > although I'm still getting a similar temporary freeze when moving point 
> > backwards onto a problematic line, e.g.
> > 
> > 1. Emacs -Q
> > 2. In scratch buffer, M-x fundamental-mode (just to be sure)
> > 3. M-^ on the second line (to join a line of 80+ chars)
> > 4. M-: (put-text-property (region-beginning) (region-end) 'wrap-prefix 
> > '(space :align-to 81))
> > 5. C-n until point is past text line
> > 6. C-p
> > 
> > Here I get a temporary freeze.
> 
> Right, a similar fix needed to be applied elsewhere.
> 
> Should be fixed now.

Ping?  Paul, if you had a chance to see whether this fixes your
problems in the real-life use cases, I'd like to close the bug.

Thanks.