On Wed, 24 Apr 2013 11:48:57 -0700, Phil Smith wrote:

>I'm asking about AFTER it's back in packed form, whether 
>most things will care if the sign nibble has changed from 
>unsigned to signed positive.

If you are asking whether packed decimal arithmetic 
operations will be affected in any way if the sign is F, 
rather than C (or A or E), the answer is "No".  All of 
these values are treated as a positive sign and the 
decimal operations will behave exactly the same.

-- 
Tom Marchant

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