GNU bug report logs - #75322
SAFE_ALLOCA assumed to root Lisp_Objects/SSDATA(string)

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Package: emacs;

Reported by: Pip Cet <pipcet <at> protonmail.com>

Date: Fri, 3 Jan 2025 17:21:02 UTC

Severity: normal

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From: Gerd Möllmann <gerd.moellmann <at> gmail.com>
To: Daniel Colascione <dancol <at> dancol.org>
Cc: pipcet <at> protonmail.com, 75322 <at> debbugs.gnu.org, eliz <at> gnu.org
Subject: bug#75322: SAFE_ALLOCA assumed to root Lisp_Objects/SSDATA(string)
Date: Mon, 06 Jan 2025 05:23:10 +0100

Daniel Colascione <dancol <at> dancol.org> writes:

>>If it's that, it's basically the same in the old GC. For example, when
>>marking the C stack, we must recognize both pointers to Lisp_Cons and
>>Lisp_Objects that look like conses, which contain such a pointer. 
>
> And a third case: interior pointers. A native pointer to a Lisp object
> isn't necessarily pointing to the start of that object.

Right. Thanks for the backup, BTW :-).
This bug report was last modified 147 days ago.

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