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FFmpeg/libavcodec/mathops.h
Mans Rullgard f59bb3d8f3 mathops: remove undefined behaviour from sign_extend() 
This function intentionally overflows the signed range on
the left shift.  Using this type-punning avoids errors from
the overflow checker without disabling this test globally.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-10-13 15:40:16 +01:00

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