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#47067: 28.0.50; [feature/native-comp] Crash while scrolling through dispnew.c Date: Fri, 12 Mar 2021 18:23:34 +0200 Message-ID: <83zgz8jq7t.fsf@gnu.org> References: <83sg52lykn.fsf@gnu.org> <83mtv8lrmf.fsf@gnu.org> <83czw4lelg.fsf@gnu.org> <835z1wl6ao.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16005"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 47067@debbugs.gnu.org To: Andrea Corallo Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Mar 12 17:49:44 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 1lKkyu-00044g-Iu for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 12 Mar 2021 17:49:44 +0100 Original-Received: from localhost ([::1]:45930 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lKkyt-0005f0-Jd for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 12 Mar 2021 11:49:43 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:32868) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lKka2-0005Hu-8A for bug-gnu-emacs@gnu.org; Fri, 12 Mar 2021 11:24:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:46658) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lKka1-0004pi-VT for bug-gnu-emacs@gnu.org; Fri, 12 Mar 2021 11:24:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lKka1-00086w-RH for bug-gnu-emacs@gnu.org; Fri, 12 Mar 2021 11:24:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 12 Mar 2021 16:24:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 47067 X-GNU-PR-Package: emacs Original-Received: via spool by 47067-submit@debbugs.gnu.org id=B47067.161556623031160 (code B ref 47067); Fri, 12 Mar 2021 16:24:01 +0000 Original-Received: (at 47067) by debbugs.gnu.org; 12 Mar 2021 16:23:50 +0000 Original-Received: from localhost ([127.0.0.1]:58204 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lKkZp-00086W-TS for submit@debbugs.gnu.org; Fri, 12 Mar 2021 11:23:50 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:43154) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lKkZn-00086J-Sb for 47067@debbugs.gnu.org; Fri, 12 Mar 2021 11:23:48 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:55263) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lKkZg-0004eE-EB; Fri, 12 Mar 2021 11:23:40 -0500 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:1588 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1lKkZb-0001eM-AT; Fri, 12 Mar 2021 11:23:39 -0500 In-Reply-To: (message from Andrea Corallo on Fri, 12 Mar 2021 16:08:33 +0000) 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:202176 Archived-At: > From: Andrea Corallo > Cc: 47067@debbugs.gnu.org > Date: Fri, 12 Mar 2021 16:08:33 +0000 > > > And the corresponding Lisp backtrace: > > > > "c-beginning-of-statement-1" (0x826a08) > > "c-just-after-func-arglist-p" (0x826be0) > > "c-back-over-member-initializers" (0x826db8) > > "c-font-lock-cut-off-declarators" (0x827050) > > "font-lock-fontify-keywords-region" (0x8273a8) > > "font-lock-default-fontify-region" (0x8276b8) > > > > (Don't ask me why "<", i.e. Flss, doesn't appear in the Lisp > > backtrace: something strange happens with backtraces here, as I will > > describe in another message. I think the "??" things in the backtrace > > are related.) > > > > How do I go about finding the function that's responsible for the > > problem given the above? The problem is 100% reproducible for me. > > One easy option is to evaluate say `c-beginning-of-statement-1' (as > first defendant) and see if afterwards it still crashes. Same one can > load entire files to exclude entirely their content from the equation. Just evaluating c-beginning-of-statement-1 doesn't help. But if I load cc-engine.el, then the crash goes away. (Btw, if I load cc-engine.elc, it says it loads the .eln file instead? is that intentional?) > > Do you have all of the cc-*.el files natively-compiled? I do. > > Looks so. Here's the full list of *.eln files I have in the eln-cache, maybe you can spot some differences wrt what you have: ansi-color-75eac800-c3f61e7e.eln apropos-7c1ecbdf-9d649fe6.eln auth-source-49df7eef-368f27dd.eln bug-reference-79735dad-1dd033e2.eln bytecomp-12882072-5aabcc96.eln byte-opt-9c5f25f5-125a1c43.eln cc-align-bb265728-02034f8e.eln cc-bytecomp-4817e810-d16f606e.eln cc-cmds-9eab15be-9c2d9c5e.eln cc-defs-029877ca-e2bf1927.eln cc-e.n cc-engine-ccfcb170-1b345b21.eln cc-fonts-d7d8a7f5-b7c359cd.eln cc-guess-fa39ca73-10a5145e.eln cc-langs-de47cd28-5b5f4a5fhuBjCz.eln.tmp cc-menus-d370fa63-f0f22492.eln cc-mode-515a98a5-c7761ade.eln cconv-3b1f1f98-1f92e386.eln cc-styles-e4992978-134c4151.eln cc-vars-6cc3f0fc-b327aefc.eln cl-extra-d7051cba-ff815ded.eln cl-lib-8b938900-fbcee53d.eln cl-macs-7ae82f81-71a226f6.eln cl-seq-f464c4e2-95d0eb23.eln comint-faef15ad-9b304e32.eln comp-7672a6ed-9eeeb410.eln comp-cstr-ef162ef7-50619cfa.eln compile-91e1c2a0-004c9cb4.eln cus-edit-3cd01345-0185ea92.eln derived-381801a7-192e647c.eln descr-text-4ed9ee33-0bda188d.eln dframe-2a07085b-11be22d3.eln diff-mode-ac82991e-01e3cc24.eln dired-6a3ae2bc-f9b00bd0.eln dired-aux-1ff8c91a-5e8d68e3.eln easy-mmode-5bf0223e-cf7b61bf.eln eieio-0db8d1d4-4e501056.eln eieio-core-63c05904-38f7202b.eln eieio-opt-b31de7ef-12184a12.eln emacsbug-2b184f71-c7cc3f7a.eln enriched-ae445047-ffd49ae6.eln epa-bdd8ea1c-9c6ccc43.eln epg-config-78240760-62de08d4.eln epg-de089247-fae49f41.eln ezimage-53d8406d-4cbd31ae.eln find-func-64af57a4-ba832011.eln fortran-ad9735b1-90f9ed86.eln gmm-utils-3a9b481d-cecf0e84.eln gnus-util-b645aa9c-39a0db66.eln gv-e0cf7478-6f822f02.eln help-fns-d233c6e8-5e828b84.eln help-mode-d4dbae3d-3727161b.eln ietf-drums-23d9ecfe-579c3b1e.eln imenu-a6693d03-62e7d385.eln info-ce12c0ca-df930c16.eln info-look-27e24920-050cbc72.eln json-a90a1eab-9034d030.eln lao-util-4c214197-8053260c.eln mailabbrev-287b6d20-a5fad4b7.eln mail-extr-e04131ae-12208c1c.eln mailheader-2dff755b-9d40572b.eln mail-utils-ae525238-708bf20f.eln man-9b8001be-e7203284.eln map-5d7b616a-baad437f.eln message-4a315c5a-7ec20cdd.eln misearch-3d1286b0-e86a9158.eln mm-bodies-5a92b2dc-7e472c08.eln mm-decode-4a4c16d8-6d118abe.eln mm-encode-4f0ce800-8f6b2a84.eln mml-34028078-23c8ee7c.eln mml-sec-827872f6-5d3f8ae5.eln mm-util-3a4439f0-4318e260.eln password-cache-187e4eec-b2e0084a.eln pp-5d47c1cc-e2c622e6.eln puny-eb5a151f-06b0d248.eln radix-tree-669a468d-e66242bf.eln rfc2045-713c994b-94aee2d3.eln rfc2047-b84e264d-42c8bbe1.eln rfc2231-e2cbed75-f8579d90.eln rfc822-a91daeff-329e7b69.eln ring-bff0b981-59f7c140.eln rmail-f41733e3-6e1970d3.eln rmc-9c382b5d-38a8af9e.eln ruler-mode-3c3fd53f-72bfc9a1.eln rx-627d8c83-551f997f.eln sendmail-bcf4df3f-704bb7ae.eln seq-c314b42f-92293e32.eln shadow-87c8aad9-c7cf33e5.eln shortdoc-c079c0cb-d9ab4584.eln sort-14dd51e7-a0f100a3.eln speedbar-2a9b6d1b-3e59deba.eln subr--trampoline-782d646973706c61792d6261636b696e672d73746f7265_x_display_backing_store_0.eln subr--trampoline-782d646973706c61792d636f6c6f722d63656c6c73_x_display_color_cells_0.eln subr--trampoline-782d646973706c61792d6d6d2d686569676874_x_display_mm_height_0.eln subr--trampoline-782d646973706c61792d6d6d2d7769647468_x_display_mm_width_0.eln subr--trampoline-782d646973706c61792d706978656c2d686569676874_x_display_pixel_height_0.eln subr--trampoline-782d646973706c61792d706978656c2d7769647468_x_display_pixel_width_0.eln subr--trampoline-782d646973706c61792d706c616e6573_x_display_planes_0.eln subr--trampoline-782d646973706c61792d73637265656e73_x_display_screens_0.eln subr--trampoline-782d646973706c61792d76697375616c2d636c617373_x_display_visual_class_0.eln subr--trampoline-782d6c6973742d666f6e7473_x_list_fonts_0.eln subr--trampoline-782d7365727665722d6d61782d726571756573742d73697a65_x_server_max_request_size_0.eln subr--trampoline-782d7365727665722d76656e646f72_x_server_vendor_0.eln subr--trampoline-782d7365727665722d76657273696f6e_x_server_version_0.eln subr-x-02dfef32-17faeb1d.eln tabify-b74f3a50-59f526ca.eln text-property-search-db1383f6-3658aa80.eln thai-util-75470e18-576e35e0.eln thai-word-5d4a80fb-6bc70d61.eln thingatpt-6fc8a4ab-f84cd1e6.eln time-date-40951a48-0eafe94e.eln vc-d8599e21-047fc768.eln vc-dispatcher-d82eb341-d439fc51.eln vc-git-5d6756dc-43af02c2.eln view-faefc6b2-24d3a53e.eln warnings-28e75f4d-c98d4e00.eln wid-edit-5b92861a-77dee7ff.eln