From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#29506: find-composition segfaults Date: Thu, 30 Nov 2017 20:02:36 +0200 Message-ID: <83vahr3arn.fsf@gnu.org> References: Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1512065012 27975 195.159.176.226 (30 Nov 2017 18:03:32 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 30 Nov 2017 18:03:32 +0000 (UTC) Cc: 29506-done@debbugs.gnu.org To: Edgard Bikelis Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Nov 30 19:03:22 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eKTB8-0006Th-J7 for geb-bug-gnu-emacs@m.gmane.org; Thu, 30 Nov 2017 19:03:18 +0100 Original-Received: from localhost ([::1]:49614 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eKTBF-0000FM-SH for geb-bug-gnu-emacs@m.gmane.org; Thu, 30 Nov 2017 13:03:25 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57082) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eKTAy-0000Ba-Cv for bug-gnu-emacs@gnu.org; Thu, 30 Nov 2017 13:03:14 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eKTAs-0001fG-S7 for bug-gnu-emacs@gnu.org; Thu, 30 Nov 2017 13:03:08 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:58193) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eKTAs-0001ez-Oi for bug-gnu-emacs@gnu.org; Thu, 30 Nov 2017 13:03:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1eKTAs-0001GT-Dn for bug-gnu-emacs@gnu.org; Thu, 30 Nov 2017 13:03:02 -0500 Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-To: bug-gnu-emacs@gnu.org Resent-Date: Thu, 30 Nov 2017 18:03:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 29506 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Mail-Followup-To: 29506@debbugs.gnu.org, eliz@gnu.org, bikelis@gmail.com Original-Received: via spool by 29506-done@debbugs.gnu.org id=D29506.15120649804848 (code D ref 29506); Thu, 30 Nov 2017 18:03:02 +0000 Original-Received: (at 29506-done) by debbugs.gnu.org; 30 Nov 2017 18:03:00 +0000 Original-Received: from localhost ([127.0.0.1]:38640 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eKTAp-0001G8-Ls for submit@debbugs.gnu.org; Thu, 30 Nov 2017 13:02:59 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:37841) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eKTAo-0001Fv-Ul for 29506-done@debbugs.gnu.org; Thu, 30 Nov 2017 13:02:59 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eKTAf-0001Xu-Rm for 29506-done@debbugs.gnu.org; Thu, 30 Nov 2017 13:02:53 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:35327) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eKTAf-0001Xq-OG; Thu, 30 Nov 2017 13:02:49 -0500 Original-Received: from [176.228.60.248] (port=4888 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1eKTAd-0008Ue-Qf; Thu, 30 Nov 2017 13:02:49 -0500 In-reply-to: (message from Edgard Bikelis on Thu, 30 Nov 2017 03:52:57 -0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:140564 Archived-At: > From: Edgard Bikelis > Date: Thu, 30 Nov 2017 03:52:57 -0200 > > I was testing decomposing some characters in malayalam, and by evaluating this: > > (find-composition 0 1 "ദേ") > > emacs segfaults when it’s in gui mode, but not when it’s on the > console, with the -nw option. I have asked on #emacs on freenode, and > other people had the same effect on version 25.2 and 26. It seems to > happen with unicode past some high number, it doesn’t happen with "á" > for instance, with a+ combining acute above, but it does happen in > Arabic also, like with "ڜ". More accurately, it aborts or segfaults for any string with characters that are not supported by the default face's font. On a TTY, fonts are never an issue, so it never crashes there. I fixed this now for Emacs 26, thanks for reporting this issue.