[project @ 2005-02-23 06:31:22 by dons]

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

diff --git a/GHC/Enum.lhs b/GHC/Enum.lhs
index a0be9e1..89c8b67 100644 (file)
--- a/GHC/Enum.lhs
+++ b/GHC/Enum.lhs
@@ -1,5 +1,5 @@
 \begin{code}
-{-# OPTIONS -fno-implicit-prelude #-}
+{-# OPTIONS_GHC -fno-implicit-prelude #-}
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  GHC.Enum
@@ -14,6 +14,7 @@
 -- 
 -----------------------------------------------------------------------------
 
+-- #hide
 module GHC.Enum(
        Bounded(..), Enum(..),
        boundedEnumFrom, boundedEnumFromThen,
@@ -140,9 +141,9 @@ instance Enum () where
 
     fromEnum () = zeroInt
     enumFrom ()        = [()]
-    enumFromThen () ()         = [()]
+    enumFromThen () ()         = let many = ():many in many
     enumFromTo () ()   = [()]
-    enumFromThenTo () () () = [()]
+    enumFromThenTo () () () = let many = ():many in many
 \end{code}
 
 \begin{code}