From: Markus Schöpflin (markus.schoepflin_at_[hidden])
Date: 2005-04-18 10:09:40
Victor A. Wagner Jr. wrote:
> At Monday 2005-04-18 03:52, you wrote:
>
>> Currently "functional/hash - hash_float_test" fails on Tru64/CXX6.5
>> (See http://tinyurl.com/8opfo)
>>
>> The reason of the failure is that QNaN and 0 give the same hash code
>> on this platform. I was wondering what the expected hash of QNAN
>> actually should be. Is it some platform dependent value?
>
> Am I missing something here? Since it is obvious that one canNOT
> generate a unique hash for all possible inputs, why should there
> necessarily be a difference between any 2?
You're probably right. Maybe the author of the test could perhaps clarify
the motivation for this test, then.
Markus