tiny refactoring

[ghc-hetmet.git] / compiler / iface / MkIface.lhs

diff --git a/compiler/iface/MkIface.lhs b/compiler/iface/MkIface.lhs
index 05e75c7..d2cef9d 100644 (file)
--- a/compiler/iface/MkIface.lhs
+++ b/compiler/iface/MkIface.lhs
@@ -4,11 +4,11 @@
 %
 
 \begin{code}
-{-# OPTIONS_GHC -w #-}
+{-# 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/WorkingConventions#Warnings
+--     http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
 -- for details
 
 module MkIface ( 
@@ -847,7 +847,8 @@ mkIfaceExports exports
                -- Usually just one, but see Note [Original module]
 
        add_for_mod env mod
-           = add_one env mod (AvailTC tc_occ names_from_mod)
+           = add_one env mod (AvailTC tc_occ (sort names_from_mod))
+              -- NB. sort the children, we need a canonical order
            where
              names_from_mod = [nameOccName n | n <- ns, nameModule n == mod]
 \end{code}
@@ -1334,7 +1335,7 @@ toIfaceIdInfo id_info
 
     ------------  Worker  --------------
     work_info   = workerInfo id_info
-    has_worker  = case work_info of { HasWorker _ _ -> True; other -> False }
+    has_worker  = workerExists work_info
     wrkr_hsinfo = case work_info of
                    HasWorker work_id wrap_arity -> 
                        Just (HsWorker ((idName work_id)) wrap_arity)