GNU bug report logs - #52446
28.0.90; Infinite loop in add_row_entry

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Package: emacs;

Reported by: Po Lu <luangruo <at> yahoo.com>

Date: Sun, 12 Dec 2021 05:16:01 UTC

Severity: normal

Found in version 28.0.90

Done: Po Lu <luangruo <at> yahoo.com>

Bug is archived. No further changes may be made.

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Message #29 received at 52446 <at> debbugs.gnu.org (full text, mbox):

From: Po Lu <luangruo <at> yahoo.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 52446 <at> debbugs.gnu.org
Subject: Re: bug#52446: 28.0.90; Infinite loop in add_row_entry
Date: Sun, 12 Dec 2021 18:43:20 +0800

Eli Zaretskii <eliz <at> gnu.org> writes:

> Now I'm confused: if row_table[i] is NULL for each i, then how did we
> enter that loop?  Its condition checks for entry being non-NULL.

The disassembly checks out, so that condition is not being mis-compiled.
But that doesn't rule out the possibility of a miscompilation elsewhere.

I will try to reproduce this under a memory checker, and with
optimizations turned off.
This bug report was last modified 3 years and 215 days ago.

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