diff options
Diffstat (limited to 'libraries/base/GHC/Show.hs')
| -rw-r--r-- | libraries/base/GHC/Show.hs | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/libraries/base/GHC/Show.hs b/libraries/base/GHC/Show.hs index 84077e473b..3de7aca723 100644 --- a/libraries/base/GHC/Show.hs +++ b/libraries/base/GHC/Show.hs @@ -470,6 +470,7 @@ itos n# cs -- | @since 2.01 instance Show Integer where + showsPrec p (IS i) r = showsPrec p (I# i) r showsPrec p n r | p > 6 && n < 0 = '(' : integerToString n (')' : r) -- Minor point: testing p first gives better code @@ -480,10 +481,8 @@ instance Show Integer where -- | @since 4.8.0.0 instance Show Natural where -#if defined(MIN_VERSION_integer_gmp) - showsPrec p (NatS# w#) = showsPrec p (W# w#) -#endif - showsPrec p i = showsPrec p (naturalToInteger i) + showsPrec p (NS w) = showsPrec p (W# w) + showsPrec p n = showsPrec p (integerFromNatural n) -- Divide and conquer implementation of string conversion integerToString :: Integer -> String -> String @@ -508,7 +507,7 @@ integerToString n0 cs0 jsplith :: Integer -> [Integer] -> [Integer] jsplith p (n:ns) = - case n `quotRemInteger` p of + case n `integerQuotRem#` p of (# q, r #) -> if q > 0 then q : r : jsplitb p ns else r : jsplitb p ns @@ -516,7 +515,7 @@ integerToString n0 cs0 jsplitb :: Integer -> [Integer] -> [Integer] jsplitb _ [] = [] - jsplitb p (n:ns) = case n `quotRemInteger` p of + jsplitb p (n:ns) = case n `integerQuotRem#` p of (# q, r #) -> q : r : jsplitb p ns @@ -525,7 +524,7 @@ integerToString n0 cs0 -- that all fit into a machine word. jprinth :: [Integer] -> String -> String jprinth (n:ns) cs = - case n `quotRemInteger` BASE of + case n `integerQuotRem#` BASE of (# q', r' #) -> let q = fromInteger q' r = fromInteger r' @@ -535,7 +534,7 @@ integerToString n0 cs0 jprintb :: [Integer] -> String -> String jprintb [] cs = cs - jprintb (n:ns) cs = case n `quotRemInteger` BASE of + jprintb (n:ns) cs = case n `integerQuotRem#` BASE of (# q', r' #) -> let q = fromInteger q' r = fromInteger r' |