Add tests from testsuite/tests/h98

[ghc-base.git] / GHC / Num.lhs

diff --git a/GHC/Num.lhs b/GHC/Num.lhs
index 87a11df..5dc5e75 100644 (file)
--- a/GHC/Num.lhs
+++ b/GHC/Num.lhs
@@ -1,5 +1,7 @@
 \begin{code}
-{-# OPTIONS_GHC -XNoImplicitPrelude #-}
+{-# LANGUAGE CPP, NoImplicitPrelude, MagicHash, UnboxedTuples #-}
+-- We believe we could deorphan this module, by moving lots of things
+-- around, but we haven't got there yet:
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 {-# OPTIONS_HADDOCK hide #-}
 -----------------------------------------------------------------------------
@@ -109,6 +111,7 @@ instance  Num Int  where
              | n `eqInt` 0 = 0
              | otherwise   = 1
 
+    {-# INLINE fromInteger #-}  -- Just to be sure!
     fromInteger i = I# (toInt# i)
 
 quotRemInt :: Int -> Int -> (Int, Int)
@@ -122,27 +125,6 @@ divModInt x@(I# _) y@(I# _) = (x `divInt` y, x `modInt` y)
 
 %*********************************************************
 %*                                                      *
-\subsection{The @Integer@ instances for @Eq@, @Ord@}
-%*                                                      *
-%*********************************************************
-
-\begin{code}
-instance  Eq Integer  where
-    (==) = eqInteger
-    (/=) = neqInteger
-
-------------------------------------------------------------------------
-instance Ord Integer where
-    (<=) = leInteger
-    (>)  = gtInteger
-    (<)  = ltInteger
-    (>=) = geInteger
-    compare = compareInteger
-\end{code}
-
-
-%*********************************************************
-%*                                                      *
 \subsection{The @Integer@ instances for @Show@}
 %*                                                      *
 %*********************************************************