tags 36837 patch
thanks

On Mon, 24 Feb 2020 14:56:25 -0500
Noam Postavsky wrote:

>> Less avant-garde perhaps would be to do what's being done for some of
>> the other regexps already: turn it into a function:
>
> I think this would make more sense, and also fix #39427 "whitespace-mode
> doesn't track fill-column changes".

FWIW, I have been running with this change ever since I suggested it.

Here it is as proper patch with a commit message on top of recent
master. Let me know if anything else is needed (I've been a bit out of
the loop lately but I think it could still go to emacs-27, and doesn't
warrant a NEWS entry?).

-- 
Štěpán