GNU bug report logs - #41357
28.0.50; GC may miss to mark calle safe register content

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Package: emacs;

Reported by: Andrea Corallo <akrl <at> sdf.org>

Date: Sun, 17 May 2020 12:43:02 UTC

Severity: normal

Found in version 28.0.50

Done: Paul Eggert <eggert <at> cs.ucla.edu>

Bug is archived. No further changes may be made.

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From: Paul Eggert <eggert <at> cs.ucla.edu>
To: Pip Cet <pipcet <at> gmail.com>
Cc: Eli Zaretskii <eliz <at> gnu.org>, 41357 <at> debbugs.gnu.org, Andrea Corallo <akrl <at> sdf.org>
Subject: bug#41357: 28.0.50; GC may miss to mark calle safe register content
Date: Sun, 17 May 2020 12:01:40 -0700

On 5/17/20 10:00 AM, Pip Cet wrote:
> I don't think that platform even has callee-saved registers?

Eli's platform is 32-bit Microsoft Windows, and W32 has four callee-save
registers (ebx, esi, edi, ebp) not counting esp and eip which are of course
callee-save by definition. So the problem could at least in theory be occurring
on his platform, depending on the compiler and its options.
This bug report was last modified 5 years and 75 days ago.

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