Don't inline enumDeltaToInteger until its rules have had a chance to fire

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

diff --git a/GHC/Num.lhs b/GHC/Num.lhs
index da4ab04..19514b6 100644 (file)
--- a/GHC/Num.lhs
+++ b/GHC/Num.lhs
@@ -180,8 +180,8 @@ integerToString n0 cs0
     jsplith p (n:ns) =
         case n `quotRemInteger` p of
         (# q, r #) ->
-            if q > 0 then fromInteger q : fromInteger r : jsplitb p ns
-                     else fromInteger r : jsplitb p ns
+            if q > 0 then q : r : jsplitb p ns
+                     else     r : jsplitb p ns
     jsplith _ [] = error "jsplith: []"
 
     jsplitb :: Integer -> [Integer] -> [Integer]
@@ -293,6 +293,8 @@ enumDeltaInteger x d = x `seq` (x : enumDeltaInteger (x+d) d)
 --     head (drop 1000000 [1 .. ]
 -- works
 
+{-# NOINLINE [0] enumDeltaToIntegerFB #-}
+-- Don't inline this until RULE "enumDeltaToInteger" has had a chance to fire
 enumDeltaToIntegerFB :: (Integer -> a -> a) -> a
                      -> Integer -> Integer -> Integer -> a
 enumDeltaToIntegerFB c n x delta lim