[m-dev.] Foreign type compare and unification

[Tyson Dowd]

On 15-May-2002, Fergus Henderson <fjh at cs.mu.OZ.AU> wrote:
> On 14-May-2002, Peter Ross <pro at missioncriticalit.com> wrote:
> > IMHO the typeclass approach with the deriving annotation from Haskell seems
> > the most elegant approach to me.
> 
> Haskell's "deriving" annotation has the drawback that the language
> has a fixed list of classes for which you are allowed to write "deriving".
> The mechanism is not extensible.

This is true.  But I'm not sure what your point is.  Why do you mention
this?

Tyson.
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