Use explicit language extensions & remove extension fields from base.cabal

[ghc-base.git] / Control / Concurrent.hs

diff --git a/Control/Concurrent.hs b/Control/Concurrent.hs
index d1b6875..514e2e9 100644 (file)
--- a/Control/Concurrent.hs
+++ b/Control/Concurrent.hs
@@ -1,4 +1,11 @@
+{-# LANGUAGE CPP
+           , ForeignFunctionInterface
+           , MagicHash
+           , UnboxedTuples
+           , ScopedTypeVariables
+  #-}
 {-# OPTIONS_GHC -fno-warn-unused-imports #-}
+
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  Control.Concurrent