On 17/12/13 09:11, Martin Storsjö wrote:
> On Tue, 17 Dec 2013, Diego Biurrun wrote:
> 
>> Also unify the related ifdeffery in the atomics implementation.
>> ---
>>
>> This fixes compilation on systems w/o any atomics implementation
>> available,
>> e.g. MinGW32 < 4.0.
> 
> FWIW, atomics actually is available there, but those mingw builds target
> i386 by default and the instructions necessary for the atomic stuff came
> in 486. If you add -march=i486 or something similar (I've written some
> notes about it in bugzilla somewhere iirc) it works just fine.
> 
> Nevertheless, handling this situation properly in configure sure is
> welcome - didn't have a look at the patch itself right now though.
> 

wiki.libav.org/Platform/MingGW might enjoy adding this information.

lu

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