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Diffstat (limited to 'compiler/GHC/Data/EnumSet.hs')
| -rw-r--r-- | compiler/GHC/Data/EnumSet.hs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/GHC/Data/EnumSet.hs b/compiler/GHC/Data/EnumSet.hs index d364dc05d7..de462e2337 100644 --- a/compiler/GHC/Data/EnumSet.hs +++ b/compiler/GHC/Data/EnumSet.hs @@ -15,11 +15,12 @@ module GHC.Data.EnumSet import GHC.Prelude import GHC.Utils.Binary +import Control.DeepSeq import qualified Data.IntSet as IntSet newtype EnumSet a = EnumSet IntSet.IntSet - deriving (Semigroup, Monoid) + deriving (Semigroup, Monoid, NFData) member :: Enum a => a -> EnumSet a -> Bool member x (EnumSet s) = IntSet.member (fromEnum x) s |