GNU bug report logs - #59576
29.0.50; named-let doesn't support dynamic binding

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Package: emacs;

Reported by: Tom Levy <tomlevy93 <at> gmail.com>

Date: Fri, 25 Nov 2022 16:56:02 UTC

Severity: wishlist

Tags: wontfix

Found in version 29.0.50

Done: Mattias Engdegård <mattiase <at> acm.org>

Bug is archived. No further changes may be made.

Full log

Message #14 received at 59576 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Mattias Engdegård <mattiase <at> acm.org>
Cc: Tom Levy <tomlevy93 <at> gmail.com>, 59576 <at> debbugs.gnu.org
Subject: Re: bug#59576: 29.0.50; named-let doesn't support dynamic binding
Date: Sat, 26 Nov 2022 12:45:40 -0500

> `named-let` being a looping construct, it makes little sense to use it in
> dynamic binding where TCO opportunities are severely limited. Ideally we
> should just signal an error if an attempt to use it in dynbound code is
> made. Users will thank us for that (at least they should, if they have any
> sense).

Indeed, I'm surprised I didn't put something akin to (cl-assert
lexical-binding) in that macro.  It was an oversight.


        Stefan
This bug report was last modified 1 year and 331 days ago.

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