From: "Basil L. Contovounesios" via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 51075@debbugs.gnu.org, eggert@cs.ucla.edu
Subject: bug#51075: 29.0.50; Uninitialised variable warning in src/term.c
Date: Fri, 08 Oct 2021 11:21:02 +0100 [thread overview]
Message-ID: <877denom0h.fsf@tcd.ie> (raw)
In-Reply-To: <8335pd0z09.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 07 Oct 2021 09:02:03 -0400")
Eli Zaretskii [2021-10-07 09:02 -0400] wrote:
>> Cc: Paul Eggert <eggert@cs.ucla.edu>
>> Date: Thu, 07 Oct 2021 12:18:14 +0100
>> From: "Basil L. Contovounesios" via "Bug reports for GNU Emacs,
>> the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
>>
>> Is
>>
>> cmp = composition_table[src->u.cmp.id];
>>
>> indeed guaranteed to be non-NULL?
>
> If it's ever NULL, the very next line will segfault:
>
> cmp = composition_table[src->u.cmp.id];
> required = cmp->glyph_len;
Right, I didn't read carefully enough.
Thanks,
--
Basil
prev parent reply other threads:[~2021-10-08 10:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-07 11:18 bug#51075: 29.0.50; Uninitialised variable warning in src/term.c Basil L. Contovounesios via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-10-07 13:01 ` Eli Zaretskii
2021-10-07 20:13 ` Paul Eggert
2021-10-08 10:21 ` Basil L. Contovounesios via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-10-08 10:21 ` Basil L. Contovounesios via Bug reports for GNU Emacs, the Swiss army knife of text editors [this message]
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