On 11/10/14 00:28, Andrea Faulds wrote:
> 
> On 10 Oct 2014, at 23:20, Lester Caine <les...@lsces.co.uk> wrote:
> 
>> Is this the right approach to implement BIGINT?
>> I don't see the use of GMP to implement something as simple as native 64
>> bit numbers on 64 bit platforms as the right base.
> 
> Um, we already have this since the 64-bit patch.
> 
>> All we are missing is
>> correctly handling two word data on a 32bit platform. The wrapping and
>> everything still applies, but only on a 32 bit platform ... no need for
>> the complication of GMP. The bit I'm looking at here IS using BIGINT as
>> array keys without the problems of them changing to long strings and I
>> don't see how GMP fixes that?
> 
> What you want is 64-bit data handling. This is arbitrary-bit data handling. 
> It’s not a “wrong approach”.

So BIGINT on 32 bit platforms will be different to BIGINT on 64 bit
platforms? BIGINT is a fix length number not a variable one ...

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Lester Caine - G8HFL
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