Re: Type declarations in Elisp

[Eli Zaretskii]

> From: Gerd Möllmann <gerd.moellmann@gmail.com>
> Cc: drew.adams@oracle.com,  emacs-devel@gnu.org,  incal@dataswamp.org
> Date: Tue, 22 Aug 2023 07:34:41 +0200
> 
> Ihor Radchenko <yantar92@posteo.net> writes:
> 
> > Gerd Möllmann <gerd.moellmann@gmail.com> writes:
> >> I'd rather see some profile runs first that show where in some typical 
> >> (tm) native-compiled ELisp program how much time is spent.
> >
> > Let me try.
> > I did
> >
> > $ perf record make test
> > $ perf report
> 
> Thanks.
> 
> I'm afraid I don't see much worth expanding on in the report.  And the
> question is, of course, how typical (tm) a result from make check is.

Yes.  Moreover, the profile indicates that the only somewhat
significant consumer of CPU time was process_mark_stack, which is a
function called by GC.  So this is completely uninteresting in the
context of looking at hot spots in Lisp code and Lisp interpreter.