Fix ghc<=7.6

This commit is contained in:
Daniel Gröber 2014-08-12 18:54:48 +02:00
parent edeb57a6a4
commit 0fa870efa6

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@ -94,6 +94,7 @@ import Control.Monad.State.Strict (StateT, runStateT)
import Control.Monad.Trans.Journal (JournalT, runJournalT)
#ifdef MONADIO_INSTANCES
import Control.Monad.Trans.Maybe (MaybeT)
import Control.Monad.Error (Error(..))
#endif
import Control.Monad.Journal.Class