Path: csiph.com!eternal-september.org!feeder.eternal-september.org!nntp.eternal-september.org!.POSTED!not-for-mail
From: Paul Rubin <no.email@nospam.invalid>
Newsgroups: comp.lang.forth
Subject: Re: EuroForth 2025 preliminary proceedings
Date: Sat, 17 Jan 2026 20:21:28 -0800
Organization: A noiseless patient Spider
Lines: 9
Message-ID: <87sec3pn3r.fsf@nightsong.com>
References: <69688c01$1@news.ausics.net> <2026Jan15.130413@mips.complang.tuwien.ac.at> <nnd$3a148ef5$137ee4b5@b1e8191b89e23503> <87wm1gpvdr.fsf@nightsong.com> <nnd$4c8a9957$56c8fc09@4ad2500852ea2034>
MIME-Version: 1.0
Content-Type: text/plain
Injection-Date: Sun, 18 Jan 2026 04:21:29 +0000 (UTC)
Injection-Info: dont-email.me; posting-host="6b60582018677657191fc3d7babd9dec"; logging-data="3276325"; mail-complaints-to="abuse@eternal-september.org";	posting-account="U2FsdGVkX186gWjDgaO+f0cF4gO/6c8a"
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux)
Cancel-Lock: sha1:SJ3hbiCNtDATe8G9FzLqbpi+0zM= sha1:ggevmHjjG+JGQrSW9STJ1bnED/s=
Xref: csiph.com comp.lang.forth:134515

Hans Bezemer <the.beez.speaks@gmail.com> writes:
> The tail call method however, requires an entirely different
> VM. That's a lot of work for about 10% performance improvement - that
> may not even last for a single GCC update. And requires two VM's to
> maintain..

You'd have to change the VM but on the other hand, it's a documented and
supported feature of both GCC and Clang, and other compilers might get
it too.  I wouldn't worry about it vanishing with the next GCC update.