[U-Boot] x86 build is broken with GCC 7

[Otavio Salvador]

On Tue, Jun 20, 2017 at 12:19 PM, Bin Meng <bmeng.cn at gmail.com> wrote:
> On Tue, Jun 20, 2017 at 10:54 PM, Simon Glass <sjg at chromium.org> wrote:
>> +Bin
>>
>> On 20 June 2017 at 08:47, Otavio Salvador
>> <otavio.salvador at ossystems.com.br> wrote:
>>> On Tue, Jun 20, 2017 at 11:41 AM, Tom Rini <trini at konsulko.com> wrote:
>>>> On Wed, Jun 14, 2017 at 09:53:37AM -0300, Otavio Salvador wrote:
>>>>
>>>>> Hello folks,
>>>>>
>>>>> Testing with current compiler exposed an error:
>>>>>
>>>>> arch/x86/lib/built-in.o: In function `__wrap___udivdi3':
>>>>> /home/otavio/src/u-boot/arch/x86/lib/gcc.c:25: undefined reference to
>>>>> `__normal___udivdi3'
>>>>>
>>>>> Is it a known issue?
>
> Yes. It's all about multilib.
>
>>>>
>>>> Yes, building the 32bit x86 targets with a 64bit default gcc at least
>>>> doesn't work.  I actually forgot until the other day that I had just
>>>> been relying on travis-ci for that part of my build testing.
>>>
>
> If we want to use 64-bit GCC to build 32-bit U-Boot, GCC must ship
> with multilib support.

Ohhh I see. I will check if I can reproduce it inside OE, otherwise we
should be good.

-- 
Otavio Salvador                             O.S. Systems
http://www.ossystems.com.br        http://code.ossystems.com.br
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