fix do-notation warnings

[ghc-hetmet.git] / compiler / iface / BinIface.hs

diff --git a/compiler/iface/BinIface.hs b/compiler/iface/BinIface.hs
index 864bbde..ffbba4a 100644 (file)
--- a/compiler/iface/BinIface.hs
+++ b/compiler/iface/BinIface.hs
@@ -102,8 +102,8 @@ readBinIface_ dflags checkHiWay traceBinIFaceReading hi_path update_nc = do
         -- are always 32 bits.
         --
   if wORD_SIZE == 4
-     then do Binary.get bh :: IO Word32; return ()
-     else do Binary.get bh :: IO Word64; return ()
+     then do _ <- Binary.get bh :: IO Word32; return ()
+     else do _ <- Binary.get bh :: IO Word64; return ()
 
         -- Check the interface file version and ways.
   check_ver  <- get bh
@@ -287,13 +287,13 @@ putName BinSymbolTable{
   = do
     symtab_map <- readIORef symtab_map_ref
     case lookupUFM symtab_map name of
-      Just (off,_) -> put_ bh off
+      Just (off,_) -> put_ bh (fromIntegral off :: Word32)
       Nothing -> do
          off <- readFastMutInt symtab_next
          writeFastMutInt symtab_next (off+1)
          writeIORef symtab_map_ref
              $! addToUFM symtab_map name (off,name)
-         put_ bh off          
+         put_ bh (fromIntegral off :: Word32)
 
 
 data BinSymbolTable = BinSymbolTable {
@@ -310,10 +310,10 @@ putFastString BinDictionary { bin_dict_next = j_r,
     out <- readIORef out_r
     let uniq = getUnique f
     case lookupUFM out uniq of
-        Just (j, _)  -> put_ bh j
+        Just (j, _)  -> put_ bh (fromIntegral j :: Word32)
         Nothing -> do
            j <- readFastMutInt j_r
-           put_ bh j
+           put_ bh (fromIntegral j :: Word32)
            writeFastMutInt j_r (j + 1)
            writeIORef out_r $! addToUFM out uniq (j, f)