X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypecheck%2FTcRnMonad.lhs;h=9193eb5ea01fb26b766766614519a01d6f41a495;hb=db4f42a8e38bfead11f5af78557e18b9f42b10b3;hp=16ac13cf8c540414e9ee44f8ef00864b6a2a66fc;hpb=12929a219671cd7794b5a533cebdfef11d2f8ff4;p=ghc-hetmet.git

diff --git a/compiler/typecheck/TcRnMonad.lhs b/compiler/typecheck/TcRnMonad.lhs
index 16ac13c..9193eb5 100644
--- a/compiler/typecheck/TcRnMonad.lhs
+++ b/compiler/typecheck/TcRnMonad.lhs
@@ -406,7 +406,6 @@ traceRn, traceSplice :: SDoc -> TcRn ()
 traceRn      = traceOptTcRn Opt_D_dump_rn_trace
 traceSplice  = traceOptTcRn Opt_D_dump_splices
 
-
 traceIf, traceHiDiffs :: SDoc -> TcRnIf m n ()
 traceIf      = traceOptIf Opt_D_dump_if_trace
 traceHiDiffs = traceOptIf Opt_D_dump_hi_diffs
@@ -429,7 +428,7 @@ traceOptTcRn flag doc = ifDOptM flag $ do
 dumpTcRn :: SDoc -> TcRn ()
 dumpTcRn doc = do { rdr_env <- getGlobalRdrEnv 
                   ; dflags <- getDOpts 
-                  ; when (not opt_NoDebugOutput) $ liftIO (printForUser stderr (mkPrintUnqualified dflags rdr_env) doc) }
+                  ; liftIO (printForUser stderr (mkPrintUnqualified dflags rdr_env) doc) }
 
 debugDumpTcRn :: SDoc -> TcRn ()
 debugDumpTcRn doc | opt_NoDebugOutput = return ()
@@ -897,6 +896,9 @@ add_err_tcm tidy_env err_msg loc ctxt
 mkErrInfo :: TidyEnv -> [ErrCtxt] -> TcM SDoc
 -- Tidy the error info, trimming excessive contexts
 mkErrInfo env ctxts
+ | opt_PprStyle_Debug     -- In -dppr-debug style the output 
+ = return empty	          -- just becomes too voluminous
+ | otherwise
  = go 0 env ctxts
  where
    go :: Int -> TidyEnv -> [ErrCtxt] -> TcM SDoc