gmp

[Don Stewart]

Christian.Maeder:
> I understand that gmp is needed for the certain libraries like the
> Prelude with Double and Integer.
> 
> But I do not understand why gmp is so deeply buried in the rts.
> Are the basic types Int and Pointer not enough to write a compiler like ghc?

Integer is a good type :)

However, its buried in the rts/distributed with the runtime, so that
users may optionally use that version, rather than finding and
installing their own external gmp package. On almost all platforms
though, the distributed-with-ghc gmp is unused.

-- Don