Bryan O'Sullivan committed d5e7625

Silence a compiler warning.

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Files changed (1)


-{-# LANGUAGE BangPatterns, ForeignFunctionInterface, MagicHash,
+{-# LANGUAGE BangPatterns, CPP, ForeignFunctionInterface, MagicHash,
     UnliftedFFITypes #-}
 -- |
 -- Module      : Data.Text.Encoding
     ) where
 import Control.Exception (evaluate, try)
+#if __GLASGOW_HASKELL__ >= 702
+import Control.Monad.ST.Unsafe (unsafeIOToST, unsafeSTToIO)
 import Control.Monad.ST (unsafeIOToST, unsafeSTToIO)
 import Data.Bits ((.&.))
 import Data.ByteString as B
 import Data.ByteString.Internal as B
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