Changes for compatibility with GHC 8.0.1

2016-05-22 20:15:31 +00:00
parent 31efa4116e
commit 0635f546f3
2 changed files with 3 additions and 3 deletions
--- a/src/compiler/GF/Command/Commands.hs
+++ b/src/compiler/GF/Command/Commands.hs
@@ -44,7 +44,7 @@ pgfEnv pgf = Env pgf mos

 class (Functor m,Monad m,MonadSIO m) => HasPGFEnv m where getPGFEnv :: m PGFEnv

-instance HasPGFEnv m => TypeCheckArg m where
+instance (Monad m,HasPGFEnv m) => TypeCheckArg m where
  typeCheckArg e = (either (fail . render . ppTcError) (return . fst)
                    . flip inferExpr e . pgf) =<< getPGFEnv