CPP NullaryTypeClass

This commit is contained in:
Julian K. Arni 2015-09-23 20:39:46 +02:00
parent 487f323f2f
commit 4206285e2d

View file

@ -3,6 +3,9 @@
{-# LANGUAGE DataKinds #-} {-# LANGUAGE DataKinds #-}
{-# LANGUAGE FlexibleContexts #-} {-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-} {-# LANGUAGE FlexibleInstances #-}
#if !MIN_VERSION_base(4,8,0)
{-# LANGUAGE NullaryTypeClasses #-}
#endif
{-# LANGUAGE MultiParamTypeClasses #-} {-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE ScopedTypeVariables #-} {-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE TemplateHaskell #-} {-# LANGUAGE TemplateHaskell #-}