From unknown Tue Sep 23 02:47:55 2025 X-Loop: help-debbugs@gnu.org Subject: bug#61482: 30.0.50; tree-sitter-c doesn't support _Generic Resent-From: Po Lu Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 13 Feb 2023 15:34:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 61482 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: 61482@debbugs.gnu.org X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.167630238330374 (code B ref -1); Mon, 13 Feb 2023 15:34:01 +0000 Received: (at submit) by debbugs.gnu.org; 13 Feb 2023 15:33:03 +0000 Received: from localhost ([127.0.0.1]:51257 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pRapC-0007tq-KP for submit@debbugs.gnu.org; Mon, 13 Feb 2023 10:33:03 -0500 Received: from lists.gnu.org ([209.51.188.17]:44502) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pRapA-0007tP-9Z for submit@debbugs.gnu.org; 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Hermes SMTP Server) with ESMTPA ID 25a20a5745bfd2f38265b25ded218c69; Mon, 13 Feb 2023 15:30:46 +0000 (UTC) From: Po Lu Date: Mon, 13 Feb 2023 23:30:25 +0800 Message-ID: <87v8k5vazy.fsf@yahoo.com> MIME-Version: 1.0 Content-Type: text/plain References: <87v8k5vazy.fsf.ref@yahoo.com> X-Mailer: WebService/1.1.21183 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Content-Length: 3654 Received-SPF: pass client-ip=66.163.184.173; envelope-from=luangruo@yahoo.com; helo=sonic309-47.consmr.mail.ne1.yahoo.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Score: -0.6 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.6 (-) 2011 Standard C has a feature that works like `switch', except it switches upon the type of an expression at compile time. This does not seem to be supported at all with c-ts-mode: { const char *typename = _Generic ((expr), const char *: "const char *", int: "int", unsigned long: "unsigned long", default: NULL); } here, none of the types are fontified (which fares worse than CC Mode), nor is _Generic fontified as a keyword. Indenting anywhere inside the _Generic expression also results in nothing happening. In GNU Emacs 30.0.50 (build 72, x86_64-pc-linux-gnu) of 2023-02-13 built on trinity Repository revision: e0b60120a1c3433fe332bff56b5b7483b0424d5c Repository branch: master Windowing system distributor 'The X.Org Foundation', version 11.0.12101099 System Description: Fedora Linux 37 (Workstation Edition) Configured using: 'configure --with-x --with-x-toolkit=no --without-cairo --with-dumping=unexec --cache-file=/tmp/ccache' Configured features: ACL DBUS FREETYPE GIF GLIB GMP GNUTLS GSETTINGS HARFBUZZ JPEG JSON LCMS2 LIBSELINUX LIBSYSTEMD LIBXML2 MODULES NOTIFY INOTIFY OLDXMENU PNG RSVG SECCOMP SOUND SQLITE3 THREADS TIFF TREE_SITTER UNEXEC WEBP X11 XDBE XFT XIM XINPUT2 XPM ZLIB Important settings: value of $LANG: en_GB.utf8 value of $XMODIFIERS: @im=none locale-coding-system: utf-8-unix Major mode: C Minor modes in effect: tooltip-mode: t global-eldoc-mode: t show-paren-mode: t electric-indent-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t line-number-mode: t indent-tabs-mode: t transient-mark-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t Load-path shadows: None found. Features: (shadow sort mail-extr emacsbug message mailcap yank-media puny dired dired-loaddefs rfc822 mml mml-sec password-cache epa derived epg rfc6068 epg-config gnus-util text-property-search time-date subr-x mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils display-line-numbers c-ts-mode cl-extra help-mode warnings icons c-ts-common treesit cl-seq cl-loaddefs cl-lib rmc iso-transl tooltip cconv eldoc paren electric uniquify ediff-hook vc-hooks lisp-float-type elisp-mode mwheel term/x-win x-win term/common-win x-dnd tool-bar dnd fontset image regexp-opt fringe tabulated-list replace newcomment text-mode lisp-mode prog-mode register page tab-bar menu-bar rfn-eshadow isearch easymenu timer select scroll-bar mouse jit-lock font-lock syntax font-core term/tty-colors frame minibuffer nadvice seq simple cl-generic indonesian philippine cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese composite emoji-zwj charscript charprop case-table epa-hook jka-cmpr-hook help abbrev obarray oclosure cl-preloaded button loaddefs theme-loaddefs faces cus-face macroexp files window text-properties overlay sha1 md5 base64 format env code-pages mule custom widget keymap hashtable-print-readable backquote threads dbusbind inotify lcms2 dynamic-setting system-font-setting font-render-setting xinput2 x multi-tty make-network-process emacs) Memory information: ((conses 16 110475 7691) (symbols 48 21846 0) (strings 32 31362 1808) (string-bytes 1 774600) (vectors 16 18868) (vector-slots 8 795767 66178) (floats 8 67 68) (intervals 56 441 2) (buffers 984 15)) From unknown Tue Sep 23 02:47:55 2025 X-Loop: help-debbugs@gnu.org Subject: bug#61482: 30.0.50; tree-sitter-c doesn't support _Generic References: <87v8k5vazy.fsf@yahoo.com> In-Reply-To: <87v8k5vazy.fsf@yahoo.com> Resent-From: Yuan Fu Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 21 Feb 2023 08:58:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 61482 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: Po Lu Cc: 61482@debbugs.gnu.org Received: via spool by 61482-submit@debbugs.gnu.org id=B61482.16769698231960 (code B ref 61482); Tue, 21 Feb 2023 08:58:02 +0000 Received: (at 61482) by debbugs.gnu.org; 21 Feb 2023 08:57:03 +0000 Received: from localhost ([127.0.0.1]:54490 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pUOSN-0000VY-El for submit@debbugs.gnu.org; Tue, 21 Feb 2023 03:57:03 -0500 Received: from mail-pj1-f49.google.com ([209.85.216.49]:40893) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pUOSI-0000Ux-6D for 61482@debbugs.gnu.org; Tue, 21 Feb 2023 03:57:01 -0500 Received: by mail-pj1-f49.google.com with SMTP id nw10-20020a17090b254a00b00233d7314c1cso4186074pjb.5 for <61482@debbugs.gnu.org>; Tue, 21 Feb 2023 00:56:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:cc:date:message-id:subject:mime-version :content-transfer-encoding:from:from:to:cc:subject:date:message-id :reply-to; bh=tmSarXMJ4DDl0bQMdZfonuuZu78NqkrNjQFrnIOiQac=; b=DLN48uwuf76SDSFCMVfZGK8hVqbKNMV8XO8wEfSDHrScpth9Ll0tbYEnJ988w5DVn8 1tuStXfaU7MK53o+oNTzb7xzGjvN+hTAgXzy5Npt6zHgfv9rBKoBBNC0lJEuickL+NNY 1GFpNL/xP/zStskpv0P9QzSBcGTFqj3//uM9IPa1TVsnCFJqWCflfPBoNYRNtoH0VbCm qV4RrqQHcvr5pJazgdADJO3V42Qmo0K6ZLJbUthd+wm6z2sRaueKkYnrYZ06qWzNbi1m Tcy7W94USJLDgR7WIHUuIeQq1EIOq/5OSMUup8oCXM6BxpZTx5eE0AAA4sLhgfSMrjcu Zo3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:cc:date:message-id:subject:mime-version :content-transfer-encoding:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=tmSarXMJ4DDl0bQMdZfonuuZu78NqkrNjQFrnIOiQac=; b=U4HxjrJwL9U1b1oH+wVQDw8etCzJa9XYDJ2LM8MOppjfqgh2H8jABgVgYqh1WzkGCR URq/MchkhM0CpFIOA5+pYjyDvX929703hdosZ8XVD5hCYVgqnmLQ8JRG+poZ+ZT3mdck eUHYl/AilsFiwudIACW7wNn7YdkI8jkDcMKjax7+66RJyFWqWZ946bPku/GhV6Z1wqc3 JO60jH/nX1q+WtB4ZaZ6fjL7Om8gFkNNNx+KqcKSixAoucUgmQWBwTHBO0ZLKpPuCI5d Hdw3z5sL8yLzAvEYsZU4Pw0JQkdPOhE5mWqhAtBGgZ5zv6JM47HwJtdhBO4zUGKZQqeZ 6wtw== X-Gm-Message-State: AO0yUKXeoYAygxrwkUkwI7yb3Ls8zNxPVftJJUg+pHDVJ9+Q7v6Pm/tu 7KnqsmFU3fHtPFHLLarO9rc= X-Google-Smtp-Source: AK7set8RY7ViZ7LBHtgGuIiUblbabiwG1KI/jms5BGy7J6OQMSfkfwxoEXTJ7sLf34M/kG1jMp4A1w== X-Received: by 2002:a17:90a:342:b0:235:82d0:3a37 with SMTP id 2-20020a17090a034200b0023582d03a37mr4484705pjf.42.1676969812143; Tue, 21 Feb 2023 00:56:52 -0800 (PST) Received: from smtpclient.apple (cpe-172-117-161-177.socal.res.rr.com. [172.117.161.177]) by smtp.gmail.com with ESMTPSA id in16-20020a17090b439000b0023667f18e76sm2753552pjb.19.2023.02.21.00.56.51 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 21 Feb 2023 00:56:51 -0800 (PST) From: Yuan Fu Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.300.101.1.3\)) Message-Id: <31496BCE-4A1B-4F35-BCD9-B562E60E1FAA@gmail.com> Date: Tue, 21 Feb 2023 00:56:40 -0800 X-Mailer: Apple Mail (2.3731.300.101.1.3) X-Spam-Score: 0.0 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Po Lu writes: > 2011 Standard C has a feature that works like `switch', except it > switches upon the type of an expression at compile time. > > This does not seem to be supported at all with c-ts-mode: > > { > const char *typename =3D _Generic ((expr), > const char *: > "const char *", > int: > "int", > unsigned long: > "unsigned long", > default: > NULL); > } > > here, none of the types are fontified (which fares worse than CC = Mode), > nor is _Generic fontified as a keyword. Indenting anywhere inside the > _Generic expression also results in nothing happening. That=E2=80=99s the same as _Noreturn, tree-sitter-c doesn=E2=80=99t = support it now. See https://github.com/tree-sitter/tree-sitter-c/issues/124, I opened an issue requesting for _Generic and _Noreturn. But I don=E2=80=99t really = know much about these features, please see if I described it correctly. Yuan