Don't mix implicit and explicit layout

compiler/rename/RnEnv.lhs

@@ -552,8 +552,8 @@ lookupBindGroupOcc :: Maybe NameSet  -- See notes on the (Maybe NameSet)
 -- See Note [Looking up signature names]
 lookupBindGroupOcc mb_bound_names what rdr_name
   = do  { local_env <- getLocalRdrEnv
-        ; case lookupLocalRdrEnv local_env rdr_name of 
-            Just n  -> check_local_name n
+        ; case lookupLocalRdrEnv local_env rdr_name of {
+            Just n  -> check_local_name n;
             Nothing -> do       -- Not defined in a nested scope
 
         { env <- getGlobalRdrEnv 
@@ -565,7 +565,7 @@ lookupBindGroupOcc mb_bound_names what rdr_name
                         -- as a duplicate top-level binding for 'f'
             [] | null gres -> bale_out_with empty
                | otherwise -> bale_out_with import_msg
-        }}
+        }}}
     where
       check_local_name name 	-- The name is in scope, and not imported
   	  = case mb_bound_names of

compiler/typecheck/TcSplice.lhs

@@ -943,8 +943,8 @@ illegalBracket = ptext (sLit "Template Haskell brackets cannot be nested (withou
 lookupClassInstances :: TH.Name -> [TH.Type] -> TcM [TH.Name]
 lookupClassInstances c ts
    = do { loc <- getSrcSpanM
-        ; case convertToHsPred loc (TH.ClassP c ts) of
-            Left msg -> failWithTc msg
+        ; case convertToHsPred loc (TH.ClassP c ts) of {
+            Left msg -> failWithTc msg;
             Right rdr_pred -> do
         { rn_pred <- rnLPred doc rdr_pred	-- Rename
         ; kc_pred <- kcHsLPred rn_pred		-- Kind check
@@ -954,7 +954,7 @@ lookupClassInstances c ts
         ; inst_envs <- tcGetInstEnvs
         ; let (matches, unifies) = lookupInstEnv inst_envs cls tys
               dfuns = map is_dfun (map fst matches ++ unifies)
-        ; return (map reifyName dfuns) } }
+        ; return (map reifyName dfuns) } } }
   where
     doc = ptext (sLit "TcSplice.classInstances")
 \end{code}