linux-kernel - Re: [PATCH v2] kbuild: Add better clang cross build support

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Message-ID: <CAK7LNARHw-xeF695pFwrko+xeq5+44KB2jSNw7RbxzAeVE58Xw@mail.gmail.com>
Date:   Sun, 23 Apr 2017 23:26:35 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     Michal Marek <mmarek@...e.com>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Behan Webster <behanw@...verseincode.com>,
        Grant Grundler <grundler@...omium.org>,
        Greg Hackmann <ghackmann@...gle.com>,
        Michael Davidson <md@...gle.com>,
        Peter Foley <pefoley2@...oley.com>
Subject: Re: [PATCH v2] kbuild: Add better clang cross build support

2017-04-22 3:20 GMT+09:00 Matthias Kaehlcke <mka@...omium.org>:
> Add cross target to CC if using clang. Also add custom gcc toolchain
> path for fallback gcc tools.
>
> Clang will fallback to using things like ld, as, and libgcc if
> (respectively) one of the llvm linkers isn't available, the integrated
> assembler is turned off, or an appropriately cross-compiled version of
> compiler-rt isn't available. To this end, you can specify the path to
> this fallback gcc toolchain with GCC_TOOLCHAIN.
>
> From: Behan Webster <behanw@...verseincode.com>
> Signed-off-by: Behan Webster <behanw@...verseincode.com>
> Reviewed-by: Jan-Simon Möller <dl9pf@....de>
> Reviewed-by: Mark Charlebois <charlebm@...il.com>
> Signed-off-by: Greg Hackmann <ghackmann@...gle.com>
> Signed-off-by: Matthias Kaehlcke <mka@...omium.org>


Applied to linux-kbuild/kbuild.  Thanks!




-- 
Best Regards
Masahiro Yamada