From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A07BC3A5A6 for ; Mon, 23 Sep 2019 09:19:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 588B72064A for ; Mon, 23 Sep 2019 09:19:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="dWoKUwJz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406552AbfIWJTf (ORCPT ); Mon, 23 Sep 2019 05:19:35 -0400 Received: from mail.skyhub.de ([5.9.137.197]:45716 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406312AbfIWJTf (ORCPT ); Mon, 23 Sep 2019 05:19:35 -0400 Received: from zn.tnic (p200300EC2F060400856443B6AC31000F.dip0.t-ipconnect.de [IPv6:2003:ec:2f06:400:8564:43b6:ac31:f]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 05BBB1EC0A9C; Mon, 23 Sep 2019 11:19:33 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1569230374; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=5pwsAyj8PZScyXe4qBM2nWIssrzB6uzFre3kbh+SHZg=; b=dWoKUwJz6Qm7+hRFvB2tRcKgOul7jqHdTs0YLawetWMz3v3zVthRaQqC8SIK9GWWsAWfOg I4asrhdfkkzCK7EeNi4CrPFp1kcKXnq0PEu8coT5WnAEMHCIki30BzZtePrmJ4dcHL2plw tOT282T1i+NQX53DOQMePZA8e23nabg= Date: Mon, 23 Sep 2019 11:19:34 +0200 From: Borislav Petkov To: Alexander Kapshuk Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, kbuild test robot Subject: Re: [PATCH RESEND] gen-insn-attr-x86.awk: Fix regexp warnings Message-ID: <20190923091934.GA15355@zn.tnic> References: <20190922083342.GO13569@xsang-OptiPlex-9020> <20190922150328.6722-1-alexander.kapshuk@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190922150328.6722-1-alexander.kapshuk@gmail.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Sep 22, 2019 at 06:03:28PM +0300, Alexander Kapshuk wrote: > This patch fixes the regexp warnings shown below: > GEN /home/sasha/torvalds/tools/objtool/arch/x86/lib/inat-tables.c > awk: ../arch/x86/tools/gen-insn-attr-x86.awk:260: warning: regexp escape sequence `\:' is not a known regexp operator > awk: ../arch/x86/tools/gen-insn-attr-x86.awk:350: (FILENAME=../arch/x86/lib/x86-opcode-map.txt FNR=41) warning: regexp escape sequence `\&' is not a known regexp operator > > The ':' and '&' characters need not escaping when used in string constants > as part of regular expressions. How do you trigger this? I don't see it in my builds so it looks like environment thing. What flavor of awk is yours? Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette