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=-8.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL 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 BB245C4BA2D for ; Wed, 26 Feb 2020 23:19:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8F049222C2 for ; Wed, 26 Feb 2020 23:19:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Xa3HZa1E" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727896AbgBZXTD (ORCPT ); Wed, 26 Feb 2020 18:19:03 -0500 Received: from mail-pj1-f65.google.com ([209.85.216.65]:38913 "EHLO mail-pj1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726413AbgBZXTD (ORCPT ); Wed, 26 Feb 2020 18:19:03 -0500 Received: by mail-pj1-f65.google.com with SMTP id e9so304123pjr.4 for ; Wed, 26 Feb 2020 15:19:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=zvqE6MvCPvJOL8QerB8lZLb+ktmIbQ2XOCq0TtICEMA=; b=Xa3HZa1EpXO1Kjzwiy274G3SpOxwxpWtXQ1vTHcSjfYcGO52mJyQEX33Y5Vti2WKHF sAlFBZzlnoSVacu+awRFirdHWDipZoGXW3YY918INaUXDPJ0jdp5klLmO57HXRQh5eYy 7EmQ/vkz+W6LpEaOQyn1x+VJhE2F6PYeFwOc0Aakhxx48VLJQL2SvCF22nDIvif+g7/K 68ImH4tBeCvXuMBWWmNXNO8+GBQk7+yYQDCNUw0ks1poL999C1qL1FJOumDPhOzwfCkJ JEhPVOB8xvF1x+HTuO56iO3emmw+laMwBPu0Hy2H8i5o9qQbLEFW4RRqe3kxUdl6gnam w28A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=zvqE6MvCPvJOL8QerB8lZLb+ktmIbQ2XOCq0TtICEMA=; b=nips97rTLGkEPdYWJXrK2oXRCknLe7n3I/l6Mw9Dm0J1KiUNdacZ6gBVQlhKxrwaaN W38N3jN6tejhweEfOa0zMAvU3Hr62Moliaqet1Dul807B/XpOX2DysfviyUirV283kWN AQTe8fgB7bYMIMO7HjwTogBq6raEtDouy8vSoLEYgB0LOG++07dK3oOAyDaQ49qUUSok gdT/bdbtXsW6NKpz1+0CvdsGPMP20KtqCIeHhJwjaLgJdSRLeRF/+oiZ0DWIbwv7PiEo k5j/e+4i92u0+ZcO2abTSXTFNU8oOl7HADMeRh2n1mShNs/CVwXfrsWCt5t+waGhAjJj QhLw== X-Gm-Message-State: APjAAAU0RRcGdbnLB3ANar1dSK5KSuAM1shvbKRrPamTD1iO3wPyfUgI TuaFOOdkFo5+lW6nb91u5AeGrh531ZOi1CR4ZCFQ1A== X-Google-Smtp-Source: APXvYqwAKmrsXVht51i2+AM65Vb4Wv0xKBJEdypHT8o2uZceWJyGrkmrIqrJoyV2IhJ4izvhHwRRuKGIsYCt9H3pItE= X-Received: by 2002:a17:902:6948:: with SMTP id k8mr1607216plt.223.1582759141823; Wed, 26 Feb 2020 15:19:01 -0800 (PST) MIME-Version: 1.0 References: <20200224174129.2664-1-ndesaulniers@google.com> <202002242003.870E5F80@keescook> <20200225041643.GA17425@ubuntu-m2-xlarge-x86> <202002251353.25A016CD@keescook> <3b7b2b366220c9ba39ebc241ba22c0304f0d61b0.camel@perches.com> In-Reply-To: <3b7b2b366220c9ba39ebc241ba22c0304f0d61b0.camel@perches.com> From: Nick Desaulniers Date: Wed, 26 Feb 2020 15:18:50 -0800 Message-ID: Subject: Re: [PATCH] Documentation/llvm: add documentation on building w/ Clang/LLVM To: Joe Perches Cc: Kees Cook , Nathan Chancellor , Jonathan Corbet , Masahiro Yamada , Michal Marek , Linux Kbuild mailing list , Linux Doc Mailing List , LKML , clang-built-linux Content-Type: text/plain; charset="UTF-8" Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Tue, Feb 25, 2020 at 2:21 PM Joe Perches wrote: > > On Tue, 2020-02-25 at 13:56 -0800, Kees Cook wrote: > > I think we should take a specific version stand as the > > "minimum" version. Being able to build x86 defconfig is a good minimum > > IMO. > > Agree. > > It's odd to say that clang 4 is fine for arm when it's > not fine for x86. It's also reasonable to expect arm > users to upgrade their compiler to a more recent version > when the only cost is a very small bit of time. That's a very x86 centric point of view. -- Thanks, ~Nick Desaulniers