'int' is enough for 'length' to migrate code from x86 to x64

[Kagamin via Digitalmars-d]

On Tuesday, 25 November 2014 at 22:56:50 UTC, Ola Fosheim Grøstad 
wrote:
> I personally would take the monotonic optimizations and rather 
> have a separate bit-fidling type that provides a clean builtin 
> swiss-army-knife toolset that gives close to direct access to 
> the whole arsenal that the CPU instruction set provides (carry, 
> ROL/ROR, bitcounts etc).

I don't think there's such clear separation that can be expressed 
in a type, it's more in used coding practices rather than type. 
You can't change coding practice by introducing a new type.