linux-kernel - Re: How to build the kernel with Clang?

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Message-ID: <542313B1.1020803@converseincode.com>
Date:	Wed, 24 Sep 2014 11:55:45 -0700
From:	Behan Webster <behanw@...verseincode.com>
To:	Masahiro Yamada <yamada.m@...panasonic.com>,
	linux-kbuild@...r.kernel.org, llvmlinux@...ts.linuxfoundation.org
CC:	Vinicius Tinti <viniciustinti@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: How to build the kernel with Clang?

On 09/18/14 21:10, Masahiro Yamada wrote:
> Hi Clang folks,
>
>
> I'd like to know the status of Clang support
> in the Linux mainline.
Still a work in progress.  You still need to use the LLVMLinux patches 
on top of mainline to get it to work. We're upstreaming those patches as 
fast as we can.

> I can see some "clang" specific parts in makefiles,
> so I guess Clang is already supported to a certain extent.
Some of the required parts are there. But mainline currently won't 
compile out of the box with clang.

> I just tried to build with "HOSTCC=clang CC=clang"
> but it would not work.
>
> Is there any tips I am missing here?
Try building from our kernel repo listed on http://llvm.linuxfoundation.org

Thanks,

Behan

-- 
Behan Webster
behanw@...verseincode.com

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