[FFmpeg-trac] #265(swscale:new): MMX2 yuv420p10 → yuv444p scaler produces vertical undithered(?) lines with GCC 4.6

[FFmpeg]

#265: MMX2 yuv420p10 → yuv444p scaler produces vertical undithered(?) lines with
GCC 4.6
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Reporter:  lachs0r                   |       Owner:  michael
    Type:  defect                    |      Status:  new
Priority:  normal                    |   Component:  swscale
 Version:  git                       |  Resolution:
Keywords:  yuv420p10, yuv444p, mmx2  |  Blocked By:
Blocking:                            |  Reproduced:  0
Analyzed:  0                         |
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Comment (by lachs0r):

 Update: It only breaks with MinGW targets (even using GCC 4.5.x), which
 makes it even more of a PITA to debug. This is probably a MinGW/GCC bug
 rather than an FFmpeg bug. Sorry if I’m wasting your time here.

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/265#comment:1>
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