X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2FbasicTypes%2FVar.lhs;h=e66286ee82ea3aee7e83fbf479c436ad2f79cb56;hb=3ad311341e189e574139921bd98449d7aed9ba26;hp=f2bef26ba2d57e77ee6a92555705150239b94c30;hpb=ad94d40948668032189ad22a0ad741ac1f645f50;p=ghc-hetmet.git

diff --git a/compiler/basicTypes/Var.lhs b/compiler/basicTypes/Var.lhs
index f2bef26..e66286e 100644
--- a/compiler/basicTypes/Var.lhs
+++ b/compiler/basicTypes/Var.lhs
@@ -9,7 +9,7 @@
 -- 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/CodingStyle#Warnings
+--     http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
 -- for details
 
 module Var (
@@ -47,9 +47,7 @@ import {-# SOURCE #-}	TypeRep( Type, Kind )
 import {-# SOURCE #-}	TcType( TcTyVarDetails, pprTcTyVarDetails )
 import {-# SOURCE #-}	IdInfo( GlobalIdDetails, notGlobalId, 
                                 IdInfo, seqIdInfo )
-#ifdef DEBUG
 import {-# SOURCE #-}	TypeRep( isCoercionKind )
-#endif
 
 import Name hiding (varName)
 import Unique
@@ -233,10 +231,11 @@ setCoVarName   = setVarName
 
 mkCoVar :: Name -> Kind -> CoVar
 mkCoVar name kind = ASSERT( isCoercionKind kind )
-		    TyVar { varName    = name
-			  , realUnique = getKey# (nameUnique name)
-			  , varType  = kind
-                          , isCoercionVar    = True
+		    TyVar { varName    	  = name
+			  , realUnique 	  = getKey# (nameUnique name)
+			  , varType    	  = kind	
+				-- varType is always PredTy (EqPred t1 t2)
+                          , isCoercionVar = True
 			}
 
 mkWildCoVar :: Kind -> TyVar