libffi is broken for x32

[H.J. Lu]

On Mon, Jan 12, 2015 at 3:46 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
> On Mon, Jan 12, 2015 at 2:42 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
>> This libffi commit:
>>
>> 13e2d7b92557a9511a0414df82bf2df3edc55cba is the first bad commit
>> commit 13e2d7b92557a9511a0414df82bf2df3edc55cba
>> Author: Anthony Green <green@moxielogic.com>
>> Date:   Thu Jan 10 10:52:02 2013 -0500
>>
>>     Handle both 32 and 64-bit x86 builds regardless of target triple
>>
>> breaks x32.
>>
>
> This patch passed "make check" in libffi on x32.  I am testing
> it in GCC now.
>
> GCC is configured as x86_64-unknown-linux-gnu with x32
> enabled.  libffi should set TARGET to X86_64 if __x86_64__
> is defined.

It fixed GCC build.

Anthony,  can you apply it to libffi?

Thanks.

-- 
H.J.