[yocto] [OE-core] [RFT] upcoming glibc 2.21 and gcc 4.9 upgrade

[Khem Raj]

> On Feb 18, 2015, at 5:06 AM, Richard Purdie <richard.purdie at linuxfoundation.org> wrote:
> 
> On Wed, 2015-02-18 at 11:51 +0000, Richard Purdie wrote:
>> On Wed, 2015-02-18 at 01:01 -0800, Khem Raj wrote:
>>> OK thats why I am not seeing it on my qemux86 build. 
>>> 
>>> this leaves us with only one problem - glibc/qemuarm issue
>>> 
>>> http://errors.yoctoproject.org/Errors/Details/8679/
>>> 
>>> I have seen this error with eglibc-2.19 and glibc 2.20 as well on x86 and arm as well in cases when using
>>> toolchain from sstate and rebuilding glibc with that. I assume this could be  unrelated to glibc upgrade
>>> and may be a latent problem. Could be missing dependency on a native tool or some such. I have been attributing it to gold
>>> but that just might have been a red herring.
>>> 
>>> I will see if I can get to reproduce it.
>> 
>> I tried another build with the three patches from your oe-core contrib
>> branch applied. Error report out is:
>> 
>> http://errors.yoctoproject.org/Errors/Search/?items=10&query=b75fed99f2aa86b49844dd0cf06991767f6f26d3
>> 
>> i.e. we're still seeing SSE errors in glibc builds. Am I missing some
>> patches or something?
> 
> The series needs:
> 
> TUNE_CCARGS_x86 := "${@oe_filter_out('-mfpmath=sse', '${TUNE_CCARGS}', d)}"
> +TUNE_CCARGS_x86-64 := "${@oe_filter_out('-mfpmath=sse', '${TUNE_CCARGS}', d)}”
> 

hmmm I assumed x86 was common across 32bit and 64bit x86 but seems not so I replaced the old patch instead of appending it 


> since the x86 override doesn't cover x86_64. I'll queue that and run yet
> another build. We do have another poky-tiny issue too:
> 
> https://autobuilder.yoctoproject.org/main/builders/poky-tiny/builds/204
> 

OK. I am creating a local config to use tiny config for libc and weed out remaining build issues for tiny config 

> Cheers,
> 
> RIchard