Re: linux-yocto and gcc 5.x

[akuster808 <akuster808@gmail.com>]

Robert,

this was the error I hit last week. There may be a fix I have not tried.

https://lkml.org/lkml/2015/2/18/422

- armin

On 05/13/2015 12:39 AM, Robert Yang wrote:
>
> I think that I met another problem when MACHINE = qemuarm64 with gcc5:
> linux-yocto_3.19.bb:
>
> /tmp/ccWk2lM2.s: Assembler messages:
> /tmp/ccWk2lM2.s:42: Error: .err encountered
> /tmp/ccWk2lM2.s:43: Error: .err encountered
> /tmp/ccWk2lM2.s:44: Error: .err encountered
> /tmp/ccWk2lM2.s:103: Error: .err encountered
> /tmp/ccWk2lM2.s:104: Error: .err encountered
> /tmp/ccWk2lM2.s:105: Error: .err encountered
> make[3]: *** [arch/arm64/kernel/psci.o] Error 1
> make[3]: *** Waiting for unfinished jobs....
>    CC      mm/mmzone.o
>    CC      mm/vmstat.o
>    CC      mm/backing-dev.o
>    CC      net/socket.o
> make[2]: *** [arch/arm64/kernel] Error 2
> make[2]: *** Waiting for unfinished jobs....
>
> // Robert
>
> On 05/11/2015 09:20 PM, Richard Purdie wrote:
>> Hi Bruce,
>>
>> One of the things we're looking at in 1.9 is gcc 5.x support by default.
>> One of the areas this has significant impact is on the kernels,
>> linux-yocto in particular. I'm starting to see a potential problem here
>> since the kernels don't appear to work well with gcc 5.x:
>>
>> http://errors.yoctoproject.org/Errors/Search/?items=10&query=1426e31f0bcd19f066931d2ecbdec3752b14e88e&limit=150&order_by=RECIPE
>>
>>
>> (this is a test build I ran just to see how bad things were).
>>
>> Are we going to be in a position to get 5.x support backported into 3.14
>> (and maybe 3.10)? Or was we going to have to wait for later versions?
>>
>> Cheers,
>>
>> Richard
>>
>>
>>