ghc: module version changed to 1; reason: no old .hi file _interface_ ShouldSucceed 1 _instance_modules_ Addr ArrBase Foreign IO PrelBounded PrelNum _usages_ PrelBase 1 :: $d2 1 $d29 1 $d31 1 $d33 1 $d38 1 $m>> 1 Eval 1 Monad 1 MonadZero 1; _exports_ ShouldSucceed f Pair(MkPair); _instances_ instance _forall_ [a b] => {PrelBase.Eval (Pair a b)} = $d1; _declarations_ 1 $d1 _:_ _forall_ [a b] => {PrelBase.Eval (Pair a b)} ;; 1 data Pair a b = MkPair a b ; 1 f _:_ _forall_ [ta tb ac :: (* -> *)] {PrelBase.Monad ac} => ac (Pair ta tb) -> ac tb ;;