#include "HsVersions.h"
-import Panic ( panic, trace )
import FastTypes
+#ifdef DEBUG
+import Panic ( panic, trace )
+#endif
+
import Control.Exception ( Exception(..), finally, catchDyn, throw )
import qualified Control.Exception as Exception
import Data.Dynamic ( Typeable )
import System.IO.Unsafe ( unsafePerformIO )
import Data.IORef ( readIORef, writeIORef )
-import qualified Data.List as List ( elem, notElem )
-
+import qualified Data.List as List ( elem )
#ifndef DEBUG
import Data.List ( zipWith4 )
+#else
+import qualified Data.List as List ( notElem )
#endif
import Control.Monad ( when )