Dimitrios Vytiniotis wrote:
I hope this helps more than confuses,
It really does, thank you. To understand your explanation completely I
have to study 'Boxy types' paper thoroughly, but from the user's point
of view everything is clear - GHC currently cannot correctly instantiate
type variables in polymorphic function's type when some of arguments
have polymorphic types and only types of arguments are given.
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