Subject: bug#57212: 29.0.50; [PATCH] Citizen's arrest of end-of-defun-moves-to-eol

From: Gregory Heytings <[email-masked]>
Date: Tue, 16 Aug 2022 08:14:46 +0000

>>> If you're convinced narrowing within a critical section of redisplay 
>>> is safe (and I suspect it is), do it all the time, not just when 
>>> "long_line_optimizations_p" is true.
>>
>> That might indeed be what Emacs could do in the long term, once we have 
>> enough experience with it.
>
> No, it shouldn't, because of the adverse effects of that on some aspects 
> of the Emacs behavior.
>

Indeed.  I should have added something like "if we find a way to cope with 
these adverse effects".