[FFmpeg-devel] gcc 2.95.3 support plan

[Benjamin Larsson]

Mike Melanson wrote:
> Hi,
>
> r17059 (ASM optimizations by Loren) broke compilation on x86_32/gcc 2.95.3:
>
> /home/fate/fate32/source/libavcodec/x86/dsputil_mmx.c: In function
> `add_hfyu_median_prediction_cmov':
> /home/fate/fate32/source/libavcodec/x86/dsputil_mmx.c:580: more than 10
> operands in `asm'
>
> I propose several options:
>
> 1. declare the configuration unsupported as of now and I remove the 
> configuration from FATE
>
> 2. declare the configuration supported, but without optimizations, and 
> I'll adjust FATE to build it with '--disable-mmx' (I just checked and 
> this builds and passes regressions)
>
> 3. revert 17059 for now, declare that the upcoming release is the last 
> one that will support the full configuration, and then re-apply Loren's 
> optimizations; then declare either 1 or 2
>
> Which shall it be?
>
>   

4. Add some ifdefs to disable the code on 2.95.3.

I'm in favor of this solution as I actually use this target.

MvH
Benjamin Larsson