From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#54188: Crash when eval-ing font test elisp code Date: Tue, 01 Mar 2022 21:37:37 +0200 Message-ID: <83wnhdjwfy.fsf@gnu.org> References: <50f9bd97-02a4-4b0d-0eae-54e804293219.ref@yahoo.com> <50f9bd97-02a4-4b0d-0eae-54e804293219@yahoo.com> <8335k3oeh0.fsf@gnu.org> <83zgmbmbei.fsf@gnu.org> <83k0ddltmh.fsf@gnu.org> <83y21tk1yx.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35513"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 54188@debbugs.gnu.org To: Vordoo Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Mar 01 20:45:53 2022 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 1nP8RU-000961-IW for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from [87.69.77.57] (port=1531 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nP8Jb-0004l1-Oz; Tue, 01 Mar 2022 14:37:44 -0500 In-Reply-To: (message from Vordoo on Tue, 1 Mar 2022 20:50:48 +0200) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:227890 Archived-At: > Date: Tue, 1 Mar 2022 20:50:48 +0200 > Cc: 54188@debbugs.gnu.org > From: Vordoo > > (gdb) fr 2 > #2 0x0000555555946ade in face_for_char (f=0x555556390770, face=0x555556528510, c=84, pos=744, > object=XIL(0)) > at /home/wsx/dev/emacs/emacs29/emacs/src/fontset.c:925 > 925 eassert (fontset_id_valid_p (face->fontset)); > (gdb) p face->fontset > $1 = -1 > (gdb) fr 4 > #4 0x00005555555ead78 in get_next_display_element (it=0x7fffffff8800) > at /home/wsx/dev/emacs/emacs29/emacs/src/xdisp.c:8012 > 8012 it->face_id = FACE_FOR_CHAR (it->f, face, c, pos, it->string); > (gdb) p it->face_id > $2 = 34 > (gdb) p it->f->face_cache->used > $3 = 35 > (gdb) Hmm... Does evaluating the following (with M-:) crash on your system? (let ((str "The quick brown fox jumps over the lazy dog ´`''\"\"1lI|¦!Ø0Oo{[()]}.,:; ")) (insert (propertize str 'font-lock-face '(:family "charter")) "\n") (insert (propertize str 'font-lock-face '(:family "charter" :slant italic)))) It doesn't crash here, and so I wonder what happens on your system that causes the face's fontset ID to become -1. If you can figure that out, maybe it will help; or maybe someone else will be able to reproduce and investigate. (I tried to do this with Caladings CLM font, but all the fonts I find of that family are AFM or PFA/PFB fonts, and I cannot use them.)