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From: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
To: "Mattias Engdegård" <mattiase@acm.org>
Cc: Tom Levy <tomlevy93@gmail.com>, 59576@debbugs.gnu.org
Subject: bug#59576: 29.0.50; named-let doesn't support dynamic binding
Date: Sat, 26 Nov 2022 12:45:40 -0500	[thread overview]
Message-ID: <jwvmt8dk3ua.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <8DE91C19-0401-4448-82E6-64AA96C677CE@acm.org> ("Mattias Engdegård"'s message of "Sat, 26 Nov 2022 10:48:54 +0100")

> `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






  parent reply	other threads:[~2022-11-26 17:45 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-25 16:34 bug#59576: 29.0.50; named-let doesn't support dynamic binding Tom Levy
2022-11-26  9:48 ` Mattias Engdegård
2022-11-26 10:36   ` Tom Levy
2022-11-26 17:45   ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors [this message]
2023-08-21 12:17     ` Mattias Engdegård

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