Re: 64-bit unsigned integer?

[Niklas Holsti <niklas.holsti@tidorum.invalid>]

On 18-03-01 07:47 , Paul Rubin wrote:
> "Randy Brukardt" <randy@rrsoftware.com> writes:
>> One of the main reason for the change to libraries is that we have a number
>> of requests to add additional numeric functionality (unlimited-size integers
>> ["bignum"], saturation math)
>
> I'd imagine that in the Ada world, machine integers should have a more
> primitive status than that of bignums.

As long as the new numeric libraries let us write computations using the 
normal algebraic syntax (A * B + C), I have nothing against library 
solutions.

> That's because bignum arithmetic
> can allocate hard-to-predict amounts of memory and take unknown runtime,
> in tension with Ada's emphasis on resource control and realtime
> predictability.

Following the trend set by recent Ada standard extensions, there could 
be a "bounded" version of the "bignum" library.

-- 
Niklas Holsti
Tidorum Ltd
niklas holsti tidorum fi
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