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bug#62009: 29.0.60; Emacs crashes on setf symbol-name
From: |
Augusto Stoffel |
Subject: |
bug#62009: 29.0.60; Emacs crashes on setf symbol-name |
Date: |
Fri, 10 Mar 2023 09:45:11 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
On Fri, 10 Mar 2023 at 09:11, Eli Zaretskii wrote:
>> Is it not possible to detect this before the illegal memory access, and
>> raise a signal in Emacs Lisp?
>
> It won't be easy, if at all possible. And I'm not sure we even want
> to do that. What would be the purpose of supporting such a use of
> Emacs?
What is the purpose of supporting mutation of symbol names in general?
(aset (symbol-name 'find-file) 1 ?o)
(fboundp 'find-file)
=> nil
This one doesn't crash Emacs, but wreaks havoc, maybe in even worse
ways.
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Daniel Mendler, 2023/03/06
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Ruijie Yu, 2023/03/07
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Michael Heerdegen, 2023/03/07
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Daniel Mendler, 2023/03/07
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Eli Zaretskii, 2023/03/07
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Philip Kaludercic, 2023/03/09
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Eli Zaretskii, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name,
Augusto Stoffel <=
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Augusto Stoffel, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Eli Zaretskii, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Daniel Mendler, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Eli Zaretskii, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Daniel Mendler, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Eli Zaretskii, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Daniel Mendler, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Eli Zaretskii, 2023/03/10
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Gregory Heytings, 2023/03/11
- bug#62009: 29.0.60; Emacs crashes on setf symbol-name, Eli Zaretskii, 2023/03/11