[yocto] meta-mingw: unable to run executables on Windows

[Mark Hatle]

On 11/14/18 11:01 PM, Khem Raj wrote:
> On Wed, Nov 14, 2018 at 8:08 PM Joshua Watt <jpewhacker at gmail.com> wrote:
>>
>> On Wed, Nov 14, 2018 at 8:41 PM Mark Hatle <mark.hatle at windriver.com> wrote:
>>>
>>> On 11/14/18 9:54 AM, Mark Hatle wrote:
>>>> On 11/13/18 3:56 AM, Samuli Piippo wrote:
>>>>> Hi,
>>>>>
>>>>> I've just upgraded poky and meta-mingw layers from sumo to thud and as a result
>>>>> a lot of the executables in the toolchain no longer run correctly on Windows.
>>>>
>>>> Which version of windows?
>>>>
>>>>> I've built meta-toolchain for SDKMACHINE=x86_64-mingw32. From that, gcc/g++ work
>>>>> fine on Windows 10, but ar, as, objdumb, and others hang for ~30 seconds and
>>>>> exit without any output.
>>>>>
>>>>> Has anyone else seen this?
>>>>
>>>> I've run a toolchain made on mingw after sumo, but before thud's release.  I'll
>>>> see if I can find a VM and give it a try later today.
>>>
>>> I'm running on Windows 7 for my testing (ya, I know old.. but it's what I got.)
>>>
>>> Can you try adding the following to your conf/local.conf: GCCPIE_mingw32 = ""
> 
> this will be effective just for SDK and native versions I hope, but in
> cases if we
> have this override also applicable for target then this fix is not
> correct. We have
> to keep using it for target builds.

The mingw32 override is only present when building -nativesdk- mingw32 software.
 -Not- cross candian and similar.

--Mark

>>>
>>> I found that the SDK was not working properly here as well, but only binutils.
>>> The above seems to fix the issue.  (You do have to rebuild your SDK.)
>>
>> I also saw this issue on Windows 7, and your described fix corrected
>> it (Thanks!). On the plus side, the automated SDK testing that I'm
>> working on discovered it as well (e.g. the tests failed because of
>> it), which means that the tests are working and should help prevent
>> issues like this in the future once I get it merged.
>>
>>>
>>>> --Mark
>>>>
>>>
>>> --
>>> _______________________________________________
>>> yocto mailing list
>>> yocto at yoctoproject.org
>>> https://lists.yoctoproject.org/listinfo/yocto
>> --
>> _______________________________________________
>> yocto mailing list
>> yocto at yoctoproject.org
>> https://lists.yoctoproject.org/listinfo/yocto