From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "Basil L. Contovounesios" via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#51075: 29.0.50; Uninitialised variable warning in src/term.c Date: Fri, 08 Oct 2021 11:21:02 +0100 Message-ID: <877denom0h.fsf@tcd.ie> References: <87zgrl2idl.fsf@tcd.ie> <8335pd0z09.fsf@gnu.org> Reply-To: "Basil L. Contovounesios" Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="37323"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 51075@debbugs.gnu.org, eggert@cs.ucla.edu To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Oct 08 12:22:35 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mYn1P-0009Xq-1T for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 08 Oct 2021 12:22:35 +0200 Original-Received: from localhost ([::1]:38022 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mYn1N-00079q-2v for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 08 Oct 2021 06:22:33 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60988) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mYn0t-00071f-0n for bug-gnu-emacs@gnu.org; Fri, 08 Oct 2021 06:22:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:37741) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mYn0s-0004Dn-NX for bug-gnu-emacs@gnu.org; Fri, 08 Oct 2021 06:22:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mYn0s-0002xs-G1 for bug-gnu-emacs@gnu.org; Fri, 08 Oct 2021 06:22:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: "Basil L. 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Contovounesios" via "Bug reports for GNU Emacs, >> the Swiss army knife of text editors" >> >> 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