X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypecheck%2FTcRnMonad.lhs;h=c7c51ed605d9e68f8c6a55f9ae2ffc64d1cfe2ca;hb=421819753b3eb4940a26e578ef0e4c5cd31761fa;hp=64b40f60b2592e4f21a02c5de8b7c102167bcce6;hpb=940524aec90652b5ef81789c9a453c57c0e42cc9;p=ghc-hetmet.git

diff --git a/compiler/typecheck/TcRnMonad.lhs b/compiler/typecheck/TcRnMonad.lhs
index 64b40f6..c7c51ed 100644
--- a/compiler/typecheck/TcRnMonad.lhs
+++ b/compiler/typecheck/TcRnMonad.lhs
@@ -3,6 +3,13 @@
 %
 
 \begin{code}
+{-# 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/Commentary/CodingStyle#Warnings
+-- for details
+
 module TcRnMonad(
 	module TcRnMonad,
 	module TcRnTypes,
@@ -23,6 +30,7 @@ import TcType
 import InstEnv
 import FamInstEnv
 
+import Coercion
 import Var
 import Id
 import VarSet
@@ -84,12 +92,13 @@ initTc hsc_env hsc_src keep_rn_syntax mod do_this
 		| otherwise	 = Nothing ;
 			
 	     gbl_env = TcGblEnv {
-		tcg_mod      = mod,
-		tcg_src	     = hsc_src,
-		tcg_rdr_env  = hsc_global_rdr_env hsc_env,
-		tcg_fix_env  = emptyNameEnv,
-		tcg_default  = Nothing,
-		tcg_type_env = hsc_global_type_env hsc_env,
+		tcg_mod       = mod,
+		tcg_src	      = hsc_src,
+		tcg_rdr_env   = hsc_global_rdr_env hsc_env,
+		tcg_fix_env   = emptyNameEnv,
+		tcg_field_env = emptyNameEnv,
+		tcg_default   = Nothing,
+		tcg_type_env  = hsc_global_type_env hsc_env,
 		tcg_type_env_var = type_env_var,
 		tcg_inst_env  = emptyInstEnv,
 		tcg_fam_inst_env  = emptyFamInstEnv,
@@ -112,7 +121,8 @@ initTc hsc_env hsc_src keep_rn_syntax mod do_this
 		tcg_dfun_n   = dfun_n_var,
 		tcg_keep     = keep_var,
 		tcg_doc      = Nothing,
-		tcg_hmi      = HaddockModInfo Nothing Nothing Nothing Nothing
+		tcg_hmi      = HaddockModInfo Nothing Nothing Nothing Nothing,
+                tcg_hpc      = False
 	     } ;
 	     lcl_env = TcLclEnv {
 		tcl_errs       = errs_var,
@@ -129,7 +139,6 @@ initTc hsc_env hsc_src keep_rn_syntax mod do_this
    
 	-- OK, here's the business end!
 	maybe_res <- initTcRnIf 'a' hsc_env gbl_env lcl_env $
-		     addBreakpointBindings $
 		     do { r <- tryM do_this
 			; case r of
 			  Right res -> return (Just res)
@@ -156,12 +165,6 @@ initTcPrintErrors env mod todo = do
   return res
 \end{code}
 
-\begin{code}
-addBreakpointBindings :: TcM a -> TcM a
-addBreakpointBindings thing_inside
-   = thing_inside
-\end{code}
-
 %************************************************************************
 %*									*
 		Initialisation
@@ -182,7 +185,7 @@ initTcRnIf uniq_tag hsc_env gbl_env lcl_env thing_inside
 	; let { env = Env { env_top = hsc_env,
 			    env_us  = us_var,
 			    env_gbl = gbl_env,
-			    env_lcl = lcl_env } }
+			    env_lcl = lcl_env} }
 
 	; runIOEnv env thing_inside
 	}
@@ -366,7 +369,8 @@ traceOptTcRn flag doc = ifOptM flag $ do
 
 dumpTcRn :: SDoc -> TcRn ()
 dumpTcRn doc = do { rdr_env <- getGlobalRdrEnv ;
-		    ioToTcRn (printForUser stderr (mkPrintUnqualified rdr_env) doc) }
+                    dflags <- getDOpts ;
+		    ioToTcRn (printForUser stderr (mkPrintUnqualified dflags rdr_env) doc) }
 
 dumpOptTcRn :: DynFlag -> SDoc -> TcRn ()
 dumpOptTcRn flag doc = ifOptM flag (dumpTcRn doc)
@@ -403,6 +407,14 @@ extendFixityEnv new_bit
   = updGblEnv (\env@(TcGblEnv { tcg_fix_env = old_fix_env }) -> 
 		env {tcg_fix_env = extendNameEnvList old_fix_env new_bit})	     
 
+getRecFieldEnv :: TcRn RecFieldEnv
+getRecFieldEnv = do { env <- getGblEnv; return (tcg_field_env env) }
+
+extendRecFieldEnv :: RecFieldEnv -> RnM a -> RnM a
+extendRecFieldEnv new_bit
+  = updGblEnv (\env@(TcGblEnv { tcg_field_env = old_env }) -> 
+		env {tcg_field_env = old_env `plusNameEnv` new_bit})	     
+
 getDeclaredDefaultTys :: TcRn (Maybe [Type])
 getDeclaredDefaultTys = do { env <- getGblEnv; return (tcg_default env) }
 \end{code}
@@ -464,7 +476,8 @@ addLongErrAt loc msg extra
   = do { traceTc (ptext SLIT("Adding error:") <+> (mkLocMessage loc (msg $$ extra))) ;	
 	 errs_var <- getErrsVar ;
 	 rdr_env <- getGlobalRdrEnv ;
-	 let { err = mkLongErrMsg loc (mkPrintUnqualified rdr_env) msg extra } ;
+         dflags <- getDOpts ;
+	 let { err = mkLongErrMsg loc (mkPrintUnqualified dflags rdr_env) msg extra } ;
 	 (warns, errs) <- readMutVar errs_var ;
   	 writeMutVar errs_var (warns, errs `snocBag` err) }
 
@@ -480,7 +493,8 @@ addReportAt :: SrcSpan -> Message -> TcRn ()
 addReportAt loc msg
   = do { errs_var <- getErrsVar ;
 	 rdr_env <- getGlobalRdrEnv ;
-	 let { warn = mkWarnMsg loc (mkPrintUnqualified rdr_env) msg } ;
+         dflags <- getDOpts ;
+	 let { warn = mkWarnMsg loc (mkPrintUnqualified dflags rdr_env) msg } ;
 	 (warns, errs) <- readMutVar errs_var ;
   	 writeMutVar errs_var (warns `snocBag` warn, errs) }
 
@@ -1019,5 +1033,3 @@ forkM doc thing_inside
 				   -- pprPanic "forkM" doc
 			Just r  -> r) }
 \end{code}
-
-