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Diffstat (limited to 'compiler/Language/Haskell/Syntax/Basic.hs')
| -rw-r--r-- | compiler/Language/Haskell/Syntax/Basic.hs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/compiler/Language/Haskell/Syntax/Basic.hs b/compiler/Language/Haskell/Syntax/Basic.hs index 77ad3fe0e0..687349d021 100644 --- a/compiler/Language/Haskell/Syntax/Basic.hs +++ b/compiler/Language/Haskell/Syntax/Basic.hs @@ -1,4 +1,5 @@ {-# LANGUAGE DeriveDataTypeable #-} +{-# LANGUAGE GeneralisedNewtypeDeriving #-} module Language.Haskell.Syntax.Basic where import Data.Data @@ -8,6 +9,7 @@ import Data.Bool import Data.Int (Int) import GHC.Data.FastString (FastString) +import Control.DeepSeq {- ************************************************************************ @@ -54,7 +56,7 @@ Field Labels -- | Field labels are just represented as strings; -- they are not necessarily unique (even within a module) newtype FieldLabelString = FieldLabelString { field_label:: FastString } - deriving (Data, Eq) + deriving (Data, Eq, NFData) {- ************************************************************************ |