Commit 5e41a5af authored by's avatar
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Add comment about arity

I'm not sure what the significance of the "arity" of a primtive
TyCon is.  They aren't necessarily saturated, so it's not that.

I rather think that arity is only relevant for 

This comment (and commit message) is just an aide memoire.
parent 1ee8a6f6
......@@ -173,7 +173,8 @@ data TyCon
tyConUnique :: Unique,
tyConName :: Name,
tyConKind :: Kind,
tyConArity :: Arity,
tyConArity :: Arity, -- SLPJ Oct06: I'm not sure what the significance
-- of the arity of a primtycon is!
primTyConRep :: PrimRep,
-- Many primitive tycons are unboxed, but some are
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