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From: Tomas Hlavaty <tom@logand.com>
To: Louis-Guillaume Gagnon <gagnonlg@protonmail.com>, tomas@tuxteam.de
Cc: help-gnu-emacs@gnu.org
Subject: Re: Question about let binding behavior
Date: Wed, 09 Oct 2024 10:13:06 +0200	[thread overview]
Message-ID: <87bjztn17x.fsf@neko.mail-host-address-is-not-set> (raw)
In-Reply-To: <fd5e8081-afb5-4b90-80ec-b5603ba5e275@protonmail.com>

On Wed 09 Oct 2024 at 08:01, Louis-Guillaume Gagnon via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org> wrote:
> The interpreter is free to use the same underlying list whenever I
> refer to this constant

compiler too

> My program relied on modifying the constant

don't do that

> By using "copy-tree" on the constant

or you can avoid the constant in the first place, for example with
minimal change like this:

   (let ((baz `((quux . 0) (quuz . 0))))



  reply	other threads:[~2024-10-09  8:13 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-08  6:21 Question about let binding behavior Louis-Guillaume Gagnon
2024-10-08  6:41 ` tomas
2024-10-08  7:49   ` Louis-Guillaume Gagnon
2024-10-08  8:05     ` tomas
2024-10-08 16:02       ` tomas
2024-10-09  8:01         ` Louis-Guillaume Gagnon via Users list for the GNU Emacs text editor
2024-10-09  8:13           ` Tomas Hlavaty [this message]
2024-10-09 23:39             ` Stefan Monnier via Users list for the GNU Emacs text editor
2024-10-10  7:58               ` Tomas Hlavaty
2024-10-10 18:38                 ` Stefan Monnier via Users list for the GNU Emacs text editor
2024-10-18 11:25                   ` Rudolf Schlatte
2024-10-08  8:15     ` Joost Kremers
2024-10-08 22:27       ` Michael Heerdegen via Users list for the GNU Emacs text editor
2024-10-08 22:21     ` Michael Heerdegen via Users list for the GNU Emacs text editor
2024-10-08 15:47 ` [External] : " Drew Adams
2024-10-09  2:28 ` Stefan Monnier via Users list for the GNU Emacs text editor
  -- strict thread matches above, loose matches on Subject: below --
2024-10-09  8:34 Louis-Guillaume Gagnon via Users list for the GNU Emacs text editor

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