[CM] Performance of S7

[Kjetil Matheussen]

On Thu, Dec 31, 2020 at 4:51 PM Massimiliano Gubinelli
<m.gubinelli at gmail.com> wrote:
>
>  thanks, indeed it works for the small example. However the *real thing* still run as slow as before even with this replacement.
>

Sorry if you understand all the details about the various types of
macros in s7, I don't, but are you sure you want to use "define-macro"
for everything, and not "define-expansion"? "define-macro" can be
extremely slow in s7 (it's not the same as "define-macro" in guile),
and you use it very much.