X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Frename%2FRnHsSyn.lhs;h=44aa70031d0d271c114a37098322ec3332794461;hb=fbff1b7b9c89f6369c4394a0b10fa7c06e011698;hp=60e08238027913c7127fac217a77a9edc6b63d7b;hpb=836b1e90821aacc9d1e09fe78085f911597274c8;p=ghc-hetmet.git

diff --git a/compiler/rename/RnHsSyn.lhs b/compiler/rename/RnHsSyn.lhs
index 60e0823..44aa700 100644
--- a/compiler/rename/RnHsSyn.lhs
+++ b/compiler/rename/RnHsSyn.lhs
@@ -77,6 +77,8 @@ extractHsTyNames ty
                                             `minusNameSet`
                                   mkNameSet (hsLTyVarNames tvs)
     get (HsDocTy ty _)         = getl ty
+    get (HsCoreTy {})          = emptyNameSet	-- This probably isn't quite right
+    		  	       	 		-- but I don't think it matters
 
 extractHsTyNames_s  :: [LHsType Name] -> NameSet
 extractHsTyNames_s tys = foldr (unionNameSets . extractHsTyNames) emptyNameSet tys
@@ -118,10 +120,11 @@ hsSigsFVs :: [LSig Name] -> FreeVars
 hsSigsFVs sigs = plusFVs (map (hsSigFVs.unLoc) sigs)
 
 hsSigFVs :: Sig Name -> FreeVars
-hsSigFVs (TypeSig _ ty)   = extractHsTyNames ty
-hsSigFVs (SpecInstSig ty) = extractHsTyNames ty
-hsSigFVs (SpecSig _ ty _) = extractHsTyNames ty
-hsSigFVs _                = emptyFVs
+hsSigFVs (TypeSig _ ty)    = extractHsTyNames ty
+hsSigFVs (GenericSig _ ty) = extractHsTyNames ty
+hsSigFVs (SpecInstSig ty)  = extractHsTyNames ty
+hsSigFVs (SpecSig _ ty _)  = extractHsTyNames ty
+hsSigFVs _                 = emptyFVs
 
 ----------------
 conDeclFVs :: LConDecl Name -> FreeVars