ross at soi.city.ac.uk
Thu Nov 17 07:44:33 EST 2005
On Thu, Nov 17, 2005 at 12:32:37PM -0000, Simon Peyton-Jones wrote:
> Yes it's deliberate. (Turned out to be easy and convenient.) Yes it
> goes beyond H98, so GHC types a few too many programs even in H98 mode.
> I guess I should document it.
I think the H98 rule is arbitrarily restrictive. But what about going
further and considering the occurrences of type constructors in instance
declarations, type signature declarations and expression type signatures?
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