Fix warnings in utils/Panic

[ghc-hetmet.git] / compiler / utils / BufWrite.hs

diff --git a/compiler/utils/BufWrite.hs b/compiler/utils/BufWrite.hs
index a03db3d..d625a6e 100644 (file)
--- a/compiler/utils/BufWrite.hs
+++ b/compiler/utils/BufWrite.hs
@@ -2,7 +2,7 @@
 --
 -- Fast write-buffered Handles
 --
--- (c) The University of Glasgow 2005
+-- (c) The University of Glasgow 2005-2006
 --
 -- This is a simple abstraction over Handles that offers very fast write
 -- buffering, but without the thread safety that Handles provide.  It's used
@@ -24,18 +24,16 @@ module BufWrite (
 
 import FastString
 import FastMutInt
-import Panic           ( panic )
 
-import Monad           ( when )
-import Char            ( ord )
+import Control.Monad   ( when )
+import Data.Char       ( ord )
 import Foreign
-import IO
+import System.IO
 
 import GHC.IOBase      ( IO(..) )
-import System.IO       ( hPutBuf )
 import GHC.Ptr         ( Ptr(..) )
 
-import GLAEXTS         ( Int(..), Int#, Addr# )
+import GHC.Exts                ( Int(..), Int#, Addr# )
 
 -- -----------------------------------------------------------------------------
 
@@ -50,7 +48,8 @@ newBufHandle hdl = do
   writeFastMutInt r 0
   return (BufHandle ptr r hdl)
 
-buf_size = 8192 :: Int
+buf_size :: Int
+buf_size = 8192
 
 #define STRICT2(f) f a b | a `seq` b `seq` False = undefined
 #define STRICT3(f) f a b c | a `seq` b `seq` c `seq` False = undefined
@@ -68,7 +67,7 @@ bPutChar b@(BufHandle buf r hdl) c = do
 
 bPutStr :: BufHandle -> String -> IO ()
 STRICT2(bPutStr)
-bPutStr b@(BufHandle buf r hdl) str = do
+bPutStr (BufHandle buf r hdl) str = do
   i <- readFastMutInt r
   loop str i
   where loop _ i | i `seq` False = undefined
@@ -110,7 +109,7 @@ bPutLitString b@(BufHandle buf r hdl) a# len# = do
                writeFastMutInt r (i+len)
 
 bFlush :: BufHandle -> IO ()
-bFlush b@(BufHandle buf r hdl) = do
+bFlush (BufHandle buf r hdl) = do
   i <- readFastMutInt r
   when (i > 0) $ hPutBuf hdl buf i
   free buf