[Mesa-dev] llvmpipe vs fbo-alphatest-formats

[Dave Airlie]

>> The fbo-blending-formats test now only fails on I8 with DST_ALPHA,
>> I'm
>> guessing what happens is we have an I8 dst, but we never flush the
>> tiles, so we end up using the alpha from the tile as the dst alpha
>> value instead of the red value.

Okay I've taken your suggestion, and the attached patch seems
sufficient to fix the fbo-blending-formats test in all its variants on
llvmpipe.

Dave.
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