X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=System%2FMem%2FWeak.hs;h=21411e531cf133b883a4a0c7abeb39cd1604bac1;hb=41e8fba828acbae1751628af50849f5352b27873;hp=61dce1d1fec85b4b7b4a07391c3088abe8e52dab;hpb=ac0439db2ece671089cec9ade21754c3ad22c134;p=ghc-base.git

diff --git a/System/Mem/Weak.hs b/System/Mem/Weak.hs
index 61dce1d..21411e5 100644
--- a/System/Mem/Weak.hs
+++ b/System/Mem/Weak.hs
@@ -1,3 +1,5 @@
+{-# LANGUAGE CPP #-}
+
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  System.Mem.Weak
@@ -67,16 +69,12 @@ module System.Mem.Weak (
 	-- $precise
    ) where
 
-import Data.Maybe (Maybe(..))
-
 #ifdef __HUGS__
 import Hugs.Weak
 import Prelude
 #endif
 
 #ifdef __GLASGOW_HASKELL__
-import GHC.Base (return)
-import GHC.Types (IO)
 import GHC.Weak
 #endif