Subject: bug#50733: 28.0.1; project-find-regexp can block Emacs for a long time

From: Eli Zaretskii <[email-masked]>
Date: Mon, 27 Sep 2021 15:44:28 +0300

> Date: Mon, 27 Sep 2021 12:25:04 +0000
> From: Gregory Heytings <[email-masked]>
> cc: [email-masked], [email-masked], [email-masked]
> 
> Of course a table lookup is O(1) and a search is O(n).  If and only if you 
> forget the time it takes to build the table and to keep it up to date. 

That time is irrelevant, because it doesn't delay the search.