ghc: module version changed to 1; reason: no old .hi file __export ShouldSucceed Group Ring; 1 _mone :: __forall [a] {Group a} => a ; 1 _mzero :: __forall [a] {Group a} => a ; 1 _nt :: __forall [a] {Ring a} => a -> a -> a ; 1 class Group a where {one = :: a; zero = :: a; - :: a -> a -> a; + :: a -> a -> a; fromInteger :: PrelBase.Integer -> a; compare :: a -> a -> PrelBase.Ordering} ; 1 class {Group a} => Ring a where {* = :: a -> a -> a} ;