[project @ 1996-07-19 18:36:04 by partain]

[ghc-hetmet.git] / ghc / compiler / typecheck / TcMonad.lhs

diff --git a/ghc/compiler/typecheck/TcMonad.lhs b/ghc/compiler/typecheck/TcMonad.lhs
index 8a636e6..e595a83 100644 (file)
--- a/ghc/compiler/typecheck/TcMonad.lhs
+++ b/ghc/compiler/typecheck/TcMonad.lhs
@@ -2,7 +2,7 @@
 #include "HsVersions.h"
 
 module TcMonad(
-       TcM(..), NF_TcM(..), TcDown, TcEnv, 
+       SYN_IE(TcM), SYN_IE(NF_TcM), TcDown, TcEnv, 
        SST_R, FSST_R,
 
        initTc,
@@ -28,22 +28,26 @@ module TcMonad(
 
        rnMtoTcM,
 
-       TcError(..), TcWarning(..),
+       SYN_IE(TcError), SYN_IE(TcWarning),
        mkTcErr, arityErr,
 
        -- For closure
-       MutableVar(..), _MutableArray
+       SYN_IE(MutableVar),
+#if __GLASGOW_HASKELL__ >= 200
+       GHCbase.MutableArray
+#else
+       _MutableArray
+#endif
   ) where
 
 IMP_Ubiq(){-uitous-}
 
-IMPORT_DELOOPER(TcMLoop)               ( TcEnv, initEnv, TcMaybe )  -- We need the type TcEnv and an initial Env
+IMPORT_DELOOPER(TcMLoop) ( TcEnv, initEnv, TcMaybe )  -- We need the type TcEnv and an initial Env
 
 import Type            ( SYN_IE(Type), GenType )
 import TyVar           ( SYN_IE(TyVar), GenTyVar )
 import Usage           ( SYN_IE(Usage), GenUsage )
-import ErrUtils                ( SYN_IE(Error), SYN_IE(Message), ErrCtxt(..),
-                         SYN_IE(Warning) )
+import ErrUtils                ( SYN_IE(Error), SYN_IE(Message), SYN_IE(Warning) )
 
 import SST
 import RnMonad         ( SYN_IE(RnM), RnDown, initRn, setExtraRn,
@@ -53,9 +57,8 @@ import RnUtils                ( SYN_IE(RnEnv) )
 
 import Bag             ( Bag, emptyBag, isEmptyBag,
                          foldBag, unitBag, unionBags, snocBag )
-import FiniteMap       ( FiniteMap, emptyFM, isEmptyFM, keysFM{-ToDo:rm-} )
+import FiniteMap       ( FiniteMap, emptyFM, isEmptyFM{-, keysFM ToDo:rm-} )
 --import Outputable    ( Outputable(..), NamedThing(..), ExportFlag )
-import ErrUtils                ( SYN_IE(Error) )
 import Maybes          ( MaybeErr(..) )
 --import Name          ( Name )
 import SrcLoc          ( SrcLoc, mkUnknownSrcLoc )
@@ -79,11 +82,17 @@ type TcM    s r =  TcDown s -> TcEnv s -> FSST s r ()
 \end{code}
 
 \begin{code}
+#if __GLASGOW_HASKELL__ >= 200
+# define REAL_WORLD RealWorld
+#else
+# define REAL_WORLD _RealWorld
+#endif
+
 -- With a builtin polymorphic type for runSST the type for
 -- initTc should use  TcM s r  instead of  TcM RealWorld r 
 
 initTc :: UniqSupply
-       -> TcM _RealWorld r
+       -> TcM REAL_WORLD r
        -> MaybeErr (r, Bag Warning)
                   (Bag Error, Bag  Warning)
 
@@ -465,7 +474,7 @@ getErrCtxt (TcDown def us loc ctxt errs)     = ctxt
 %~~~~~~~~~~~~~~~~~~
 
 \begin{code}
-rnMtoTcM :: RnEnv -> RnM _RealWorld a -> NF_TcM s (a, Bag Error)
+rnMtoTcM :: RnEnv -> RnM REAL_WORLD a -> NF_TcM s (a, Bag Error)
 
 rnMtoTcM rn_env rn_action down env
   = readMutVarSST u_var                                `thenSST` \ uniq_supply ->
@@ -485,9 +494,9 @@ rnMtoTcM rn_env rn_action down env
                getImplicitUpRn `thenRn` \ implicit_env@(v_env,tc_env) ->
                if (isEmptyFM v_env && isEmptyFM tc_env)
                then returnRn result
-               else pprPanic "rnMtoTcM: non-empty ImplicitEnv!"
-                       (ppAboves ([ ppCat [ppPStr m, ppPStr n] | (OrigName m n) <- keysFM v_env]
-                               ++ [ ppCat [ppPStr m, ppPStr n] | (OrigName m n) <- keysFM tc_env]))
+               else panic "rnMtoTcM: non-empty ImplicitEnv!"
+--                     (ppAboves ([ ppCat [ppPStr m, ppPStr n] | (OrigName m n) <- keysFM v_env]
+--                             ++ [ ppCat [ppPStr m, ppPStr n] | (OrigName m n) <- keysFM tc_env]))
            )
     in
     returnSST (rn_result, rn_errs)