[fix warnings 
John Meacham <john@repetae.net>**20100301210754
 Ignore-this: 827e4966af1fdc6730528fc4e6522c60
] hunk ./src/Util/BitSet.hs 1
-{-# OPTIONS_GHC -fbang-patterns #-}
+{-# LANGUAGE BangPatterns #-}
hunk ./src/Util/IntBag.hs 1
-{-# OPTIONS -cpp -fglasgow-exts -fno-bang-patterns #-}
+{-# LANGUAGE CPP,NoBangPatterns #-}
hunk ./src/Util/RWS.hs 1
-{-# OPTIONS_GHC -fglasgow-exts -fbang-patterns #-}
+{-# LANGUAGE BangPatterns #-}