CPP NullaryTypeClass

2015-09-23 20:39:46 +02:00 · 2015-09-23 20:39:46 +02:00 · 4206285e2d
commit 4206285e2d
parent 487f323f2f
1 changed files with 3 additions and 0 deletions
--- a/servant-foreign/src/Servant/Foreign.hs
+++ b/servant-foreign/src/Servant/Foreign.hs
@ -3,6 +3,9 @@
 {-# LANGUAGE DataKinds             #-}
 {-# LANGUAGE FlexibleContexts      #-}
 {-# LANGUAGE FlexibleInstances     #-}
+#if !MIN_VERSION_base(4,8,0)
+{-# LANGUAGE NullaryTypeClasses    #-}
+#endif
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE ScopedTypeVariables   #-}
 {-# LANGUAGE TemplateHaskell       #-}