X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypecheck%2FTcGadt.lhs;h=b3156ed747a9643ec097da4e7dcc99e630e4974f;hb=847abda2eae30ef8f07870694765696ec16842a8;hp=4cd7e004b2a210efede13796de9c0e85d2446c97;hpb=71d2bf9206b94d45570dc20de1a5ded12d493708;p=ghc-hetmet.git

diff --git a/compiler/typecheck/TcGadt.lhs b/compiler/typecheck/TcGadt.lhs
index 4cd7e00..b3156ed 100644
--- a/compiler/typecheck/TcGadt.lhs
+++ b/compiler/typecheck/TcGadt.lhs
@@ -10,6 +10,13 @@
 %************************************************************************
 
 \begin{code}
+{-# OPTIONS -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+--     http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
+-- for details
+
 module TcGadt (
 	Refinement, emptyRefinement, isEmptyRefinement, 
 	gadtRefine, 
@@ -24,7 +31,6 @@ import Coercion
 import Type
 
 import TypeRep
-import DataCon
 import Var
 import VarEnv
 import VarSet
@@ -33,11 +39,8 @@ import Maybes
 import Control.Monad
 import Outputable
 import TcType
-
-#ifdef DEBUG
 import Unique
-import UniqFM
-#endif
+import LazyUniqFM
 \end{code}
 
 
@@ -255,7 +258,6 @@ tryToBind tv_set tv | tv `elemVarSet` tv_set = BindMe
 %************************************************************************
 
 \begin{code}
-#ifdef DEBUG
 badReftElts :: InternalReft -> [(Unique, (Coercion,Type))]
 -- Return the BAD elements of the refinement
 -- Should be empty; used in asserions only
@@ -268,7 +270,6 @@ badReftElts env
 		     | otherwise = False
 	where
 	  (ty1,ty2) = coercionKind co
-#endif
 
 emptyInternalReft :: InternalReft
 emptyInternalReft = emptyVarEnv