diff options
Diffstat (limited to 'libraries/base/GHC/IOArray.hs')
| -rw-r--r-- | libraries/base/GHC/IOArray.hs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libraries/base/GHC/IOArray.hs b/libraries/base/GHC/IOArray.hs index 800b596923..8594e2ada5 100644 --- a/libraries/base/GHC/IOArray.hs +++ b/libraries/base/GHC/IOArray.hs @@ -1,5 +1,5 @@ {-# LANGUAGE Unsafe #-} -{-# LANGUAGE NoImplicitPrelude #-} +{-# LANGUAGE NoImplicitPrelude, DeriveDataTypeable #-} {-# OPTIONS_GHC -funbox-strict-fields #-} {-# OPTIONS_HADDOCK hide #-} @@ -27,6 +27,7 @@ module GHC.IOArray ( import GHC.Base import GHC.IO import GHC.Arr +import Data.Typeable.Internal -- --------------------------------------------------------------------------- -- | An 'IOArray' is a mutable, boxed, non-strict array in the 'IO' monad. @@ -38,7 +39,7 @@ import GHC.Arr -- -- -newtype IOArray i e = IOArray (STArray RealWorld i e) +newtype IOArray i e = IOArray (STArray RealWorld i e) deriving( Typeable ) -- explicit instance because Haddock can't figure out a derived one instance Eq (IOArray i e) where |