Re: master 82cc1f4fda1: Revert use of seq-count in shr-count

[Eli Zaretskii]

> From: Karthik Chikmagalur <karthikchikmagalur@gmail.com>
> Cc: emacs-devel@gnu.org, stefankangas@gmail.com
> Date: Tue, 05 Sep 2023 17:02:03 -0700
> 
> > I think we should start by measuring its actual performance as
> > compared to more "traditional" implementations.  Then we will have the
> > base line and data for making the decisions.
> 
> There are some benchmarks by Kisaragi Hiu comparing seq, cl-lib and dash
> on Emacs 28.1 here:
> 
> https://kisaragi-hiu.com/performance-cl-lib-dash-seq/
> 
> seq appears to be much slower than cl-lib.

Then I agree that we should convert to seq with caution, only where we
are sure that the slowdown won't matter much, and we should always
time the old vs the new code before making the decision.