Re: unsigned long long + int
From: CBFalconer (cbfalconer_at_yahoo.com)
Date: 09/29/04
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Date: Wed, 29 Sep 2004 05:56:35 GMT
Peter Ammon wrote:
> Mike Wahler wrote:
>> "Peter Ammon" <peter_ammon@rocketmail.com> wrote in message
>>
>>> When I add an unsigned long long and an int, what type do each
>>> of the values get promoted to before the addition is performed?
>>
>> The 'unsigned long long' object is not promoted at all.
>> The 'int' object is promoted to 'unsigned long long'.
>
> Thanks! How does this promotion occur? Is it guaranteed to
> convert the value modulo ULLONG_MAX + 1 (like I hope), or is it
> an implementation defined thing?
Yes, guaranteed.
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