From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Narayanan Nellayi Newsgroups: gmane.emacs.bugs Subject: bug#41348: emacs compilation with clang10 fails in the file lib-src/etags.c Date: Sun, 17 May 2020 21:23:46 +0530 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="63311"; mail-complaints-to="usenet@ciao.gmane.io" Cc: "Narayanan N.A." To: 41348@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun May 17 17:55:10 2020 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 1jaLd8-000GMa-CU for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 17 May 2020 17:55:10 +0200 Original-Received: from localhost ([::1]:56204 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jaLd7-0000PT-5I for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 17 May 2020 11:55:09 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:51628) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jaLd0-0000PB-QB for bug-gnu-emacs@gnu.org; Sun, 17 May 2020 11:55:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:32822) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jaLd0-0006ta-HF for bug-gnu-emacs@gnu.org; Sun, 17 May 2020 11:55:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jaLd0-0005Zg-GC for bug-gnu-emacs@gnu.org; Sun, 17 May 2020 11:55:02 -0400 X-Loop: help-debbugs@gnu.org In-Reply-To: Resent-From: Narayanan Nellayi Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 17 May 2020 15:55:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 41348 X-GNU-PR-Package: emacs Original-Received: via spool by 41348-submit@debbugs.gnu.org id=B41348.158973084521328 (code B ref 41348); Sun, 17 May 2020 15:55:02 +0000 Original-Received: (at 41348) by debbugs.gnu.org; 17 May 2020 15:54:05 +0000 Original-Received: from localhost ([127.0.0.1]:44368 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jaLc5-0005Xw-20 for submit@debbugs.gnu.org; Sun, 17 May 2020 11:54:05 -0400 Original-Received: from mail-io1-f42.google.com ([209.85.166.42]:33781) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jaLc3-0005XR-7z for 41348@debbugs.gnu.org; Sun, 17 May 2020 11:54:03 -0400 Original-Received: by mail-io1-f42.google.com with SMTP id k18so7974063ion.0 for <41348@debbugs.gnu.org>; Sun, 17 May 2020 08:54:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc; bh=1Pah8hCwrclnhH/i4EoovROd5M/idJrTmj8KbJKnvek=; b=FxLHd/tFxu0tt0Lh5mq98UafZsaxbw17rnSkFAsdHbFwcXVF7fBVg+aAuf6ajbcy4k 3Un55g9J1gN8krRzX0KI2TqaiI6nANOIJLzAHcJ/P4tg2ceTxUyaM+vw+Yjx1VuuSr13 9LTzkzU8VLwoWSc6I+2m/ZXLb6YsbmeG0AY/wkfD6y/KbZ+o6HUMC1x35Cb/aG3mt3Ny /1NQe/fKLB4Wnc/vwzVeL/GAsj6Z8J36PYPux4T44Z8kHIyyvHHkTSLIZuMmcQ3GVmia FF3qRE3Tuu/U4ringNRwfFcveU8I6jMJeV2vy5jBES1qMVWa8VFs9uwGf1KdbFG7zTpI tYHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=1Pah8hCwrclnhH/i4EoovROd5M/idJrTmj8KbJKnvek=; b=QYrIPx72/OkwAv6fOnMRZsKbS/96ueKOvfcBGS0eaVkaEaWdrAuL8exZX1NTvbYo/6 Uyj+ozzvIx2EH5CYeA32u+0pXp3bYlRyH/mPT7BtAM+sc9r/8juGU+G+Qq07v8EPuLzX q6QFuc0GQxNjZt1V7n6O+0uP/WCBsx4ES/kn2HERABObZ+TxJOR4W9jB6DZWsb2nS8T3 JYyjDOjutjT/ktjvDIv2HEFzYia2Pg6z6gs4j3iokIR1EnusGOcvPqoFJmcTWBCNAf6j IPLVtig4c0Cti1O8oDCPW73kY+FaayemX+0VQ5qLtnA1/83I5CrngcFz5uIHd2xB/r9f FmRA== X-Gm-Message-State: AOAM533fJdSWuUfSoB+KZ/VdjTc3ERLp4BPJPIT0zDE/EYqHZWYnikqP 1TfHULjQgcldrXzrLLkOovfBPopqHfwQc/uwdQVGFlRB X-Google-Smtp-Source: ABdhPJzNf4tYLv1A7q910RzW9Hfekb/c3D26OxaTvGw+aTvwmQuG/vWC1ONpLNh9EQb18h8dgZ+D/LSrKBaZTQIfA90= X-Received: by 2002:a5d:9f07:: with SMTP id q7mr10813040iot.126.1589730837341; Sun, 17 May 2020 08:53:57 -0700 (PDT) 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:180477 Archived-At: Hi, The following patch also works; this is in case removal of a "break" statement requires either a "FALLTHROUGH" or a"goto" statement. The previous patch was to just comment out FALLTHROUGH and the other alternative is to replace FALLTHROUGH with a goto, though using goto to jump to the next statement looks odd. > diff --git a/lib-src/etags.c b/lib-src/etags.c > index eee2c59626..b3d4642505 100644 > --- a/lib-src/etags.c > +++ b/lib-src/etags.c > @@ -4196,7 +4196,8 @@ C_entries (int c_ext, FILE *inf) > objdef = omethodsign; > break; > } > - FALLTHROUGH; > + // FALLTHROUGH; > + goto resetfvdef; > resetfvdef: > case '#': case '~': case '&': case '%': case '/': > case '|': case '^': case '!': case '.': case '?': Options I used to build emacs: ./configure 'CFLAGS=-Ofast -march=skylake -funroll-loops -fno-finite-math-only' CC=clang \ --with-mailutils --with-sound=yes --with-x-toolkit=gtk3 \ --with-gconf --with-modules --with-file-notification=yes \ --with-xwidgets --with-xaw3d=yes --with-libsystemd=yes \ --with-imagemagick=yes Regards Narayanan