From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kenichi Handa Newsgroups: gmane.emacs.bugs Subject: bug#9910: valgrind warning in coding.c:coding_set_destination Date: Mon, 07 Nov 2011 11:38:35 +0900 Message-ID: References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1320633561 27012 80.91.229.12 (7 Nov 2011 02:39:21 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 7 Nov 2011 02:39:21 +0000 (UTC) Cc: 9910@debbugs.gnu.org To: Dan Nicolaescu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Nov 07 03:39:17 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1RNF7F-0002V3-GT for geb-bug-gnu-emacs@m.gmane.org; Mon, 07 Nov 2011 03:39:17 +0100 Original-Received: from localhost ([::1]:54737 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RNF7F-0006Wk-30 for geb-bug-gnu-emacs@m.gmane.org; Sun, 06 Nov 2011 21:39:17 -0500 Original-Received: from eggs.gnu.org ([140.186.70.92]:59798) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RNF7C-0006WU-Aw for bug-gnu-emacs@gnu.org; Sun, 06 Nov 2011 21:39:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RNF7B-0008Bm-BL for bug-gnu-emacs@gnu.org; Sun, 06 Nov 2011 21:39:14 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:35891) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RNF7B-0008Bi-8d for bug-gnu-emacs@gnu.org; Sun, 06 Nov 2011 21:39:13 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1RNF9u-0006gZ-38 for bug-gnu-emacs@gnu.org; Sun, 06 Nov 2011 21:42:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Kenichi Handa Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 07 Nov 2011 02:42:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 9910 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 9910-submit@debbugs.gnu.org id=B9910.132063369125638 (code B ref 9910); Mon, 07 Nov 2011 02:42:02 +0000 Original-Received: (at 9910) by debbugs.gnu.org; 7 Nov 2011 02:41:31 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1RNF9O-0006fT-Pp for submit@debbugs.gnu.org; Sun, 06 Nov 2011 21:41:30 -0500 Original-Received: from mx1.aist.go.jp ([150.29.246.133]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1RNF9L-0006fI-M3 for 9910@debbugs.gnu.org; Sun, 06 Nov 2011 21:41:30 -0500 Original-Received: from rqsmtp1.aist.go.jp (rqsmtp1.aist.go.jp [150.29.254.115]) by mx1.aist.go.jp with ESMTP id pA72caiv007700; Mon, 7 Nov 2011 11:38:36 +0900 (JST) env-from (handa@m17n.org) Original-Received: from smtp1.aist.go.jp by rqsmtp1.aist.go.jp with ESMTP id pA72ca36021719; Mon, 7 Nov 2011 11:38:36 +0900 (JST) env-from (handa@m17n.org) Original-Received: by smtp1.aist.go.jp with ESMTP id pA72cZHw023176; Mon, 7 Nov 2011 11:38:35 +0900 (JST) env-from (handa@m17n.org) In-Reply-To: (message from Dan Nicolaescu on Sun, 30 Oct 2011 17:38:40 -0400) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sun, 06 Nov 2011 21:42:02 -0500 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:53635 Archived-At: In article , Dan Nicolaescu writes: > valgrind ./temacs > produces this warning: > ==30382== Conditional jump or move depends on uninitialised value(s) > ==30382== at 0x499251: coding_set_destination (coding.c:1046) > ==30382== by 0x4B477A: decode_coding (coding.c:7022) > ==30382== by 0x4B7317: decode_coding_object (coding.c:7671) > ==30382== by 0x63610F: Fcall_process (callproc.c:813) > ==30382== by 0x5D6C07: Ffuncall (eval.c:2956) > ==30382== by 0x5D5ECA: Fapply (eval.c:2479) > ==30382== by 0x5D6C07: Ffuncall (eval.c:2956) > ==30382== by 0x622C5B: exec_byte_code (bytecode.c:785) > ==30382== by 0x5D77BA: funcall_lambda (eval.c:3205) > ==30382== by 0x5D6F4C: Ffuncall (eval.c:3023) > ==30382== by 0x622C5B: exec_byte_code (bytecode.c:785) > ==30382== by 0x5D77BA: funcall_lambda (eval.c:3205) > This looks like setup_coding_system (or whatever else initializes struct > coding_system) does not initialize the src_pos field. I fixed it. But as "valgrind ./temacs" segfaults in my environment, I can't confirm the fix. Please check if the fix is correct or not. --- Kenichi Handa handa@m17n.org