bug#36857: 27.0.50; Reduce calls to xref-collect-matches in dired-do-find-regexp

[Dmitry Gutov]

On 30.07.2019 21:56, Eric Abrahamsen wrote:

> > Never mind, saw your reply on emacs-devel. 200-300 is a respectable amount.
>
> Does "respectable" mean "quite a few" or "a number we should be able to
> handle without significant slowdowns"? :)

Hopefully both. :-)

I have an improvement in mind that would fix it, but there are a couple 
change I'll need to make in a related area (project.el) first, so please 
stay tuned.