linux-kernel - Re: [PATCH] Documentation/llvm: add documentation on building w/ Clang/LLVM

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Message-ID: <3b7b2b366220c9ba39ebc241ba22c0304f0d61b0.camel@perches.com>
Date:   Tue, 25 Feb 2020 14:20:19 -0800
From:   Joe Perches <joe@...ches.com>
To:     Kees Cook <keescook@...omium.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     Nathan Chancellor <natechancellor@...il.com>,
        Jonathan Corbet <corbet@....net>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH] Documentation/llvm: add documentation on building w/
 Clang/LLVM

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.