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

[ghc-base.git] / Data / Fixed.hs

diff --git a/Data/Fixed.hs b/Data/Fixed.hs
index 98d212d..cd44092 100644 (file)
--- a/Data/Fixed.hs
+++ b/Data/Fixed.hs
@@ -1,5 +1,9 @@
+{-# LANGUAGE CPP #-}
 {-# OPTIONS -Wall -fno-warn-unused-binds #-}
 
+#ifndef __NHC__
+{-# LANGUAGE DeriveDataTypeable #-}
+#endif
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  Data.Fixed