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Prevent signed ints smearing int UInt256 #75
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When using the optimized byte32 path the high bit for the signed bytes get smeared when they are cast. Also add tests that will fail when such smearing occurs. Signed-off-by: Danno Ferrin <danno.ferrin@gmail.com>
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When using the optimized byte32 path the high bit for the signed bytes
get smeared when they are cast. Also add tests that will fail when such
smearing occurs.
Signed-off-by: Danno Ferrin danno.ferrin@gmail.com