Add LANGUAGE BangPatterns to modules that use bang patterns

[ghc-base.git] / GHC / Conc / Sync.lhs

diff --git a/GHC/Conc/Sync.lhs b/GHC/Conc/Sync.lhs
index a75eee8..0808e68 100644 (file)
--- a/GHC/Conc/Sync.lhs
+++ b/GHC/Conc/Sync.lhs
@@ -1,4 +1,5 @@
 \begin{code}
+{-# LANGUAGE BangPatterns #-}
 {-# OPTIONS_GHC -XNoImplicitPrelude #-}
 {-# OPTIONS_GHC -fno-warn-missing-signatures #-}
 {-# OPTIONS_HADDOCK not-home #-}