X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=Data%2FDynamic.hs;h=df64c389bf786a1a4a0d96a8392cc3e70ae54f9d;hb=HEAD;hp=458497bcee775d8ca410403e8cd499014776b972;hpb=c2bb8f57dae0c99576de544b953e0322d0b9af05;p=ghc-base.git

diff --git a/Data/Dynamic.hs b/Data/Dynamic.hs
index 458497b..df64c38 100644
--- a/Data/Dynamic.hs
+++ b/Data/Dynamic.hs
@@ -1,4 +1,8 @@
-{-# OPTIONS_GHC -XNoImplicitPrelude #-}
+{-# LANGUAGE CPP, NoImplicitPrelude #-}
+#ifdef __GLASGOW_HASKELL__
+{-# LANGUAGE DeriveDataTypeable, StandaloneDeriving #-}
+#endif
+
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  Data.Dynamic
@@ -47,7 +51,6 @@ import Unsafe.Coerce
 #ifdef __GLASGOW_HASKELL__
 import GHC.Base
 import GHC.Show
-import GHC.Num
 import GHC.Exception
 #endif