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bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects
From: |
Stefan Monnier |
Subject: |
bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects |
Date: |
Sat, 23 May 2020 19:26:09 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
>> This shouldn't be a problem: wide-int builds use MSB tagging, so all
>> Lisp_Objects which contain a pointer have their lowest 32bits exactly
>> identical to that pointer (and the higher 32bits just contain the tag).
> As I said, I don't believe that's true for symbols. Qnil is always
> binary 0, so we offset all symbols by the offset of lispsym.
Oh, right, good point: I had completely forgotten about that "detail".
We should probably adjust our conservative stack scanning accordingly.
Stefan
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, (continued)
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/22
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/22
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/22
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/22
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Andrea Corallo, 2020/05/22
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/22
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/23
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Andrea Corallo, 2020/05/23
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Stefan Monnier, 2020/05/23
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/23
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects,
Stefan Monnier <=
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/22
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/29
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/29
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/23
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/24
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/24
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/24
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/24
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Pip Cet, 2020/05/24
- bug#41321: 27.0.91; Emacs aborts due to invalid pseudovector objects, Eli Zaretskii, 2020/05/24