From bfba360589c4816ac89ff3cf0895591a3bbc3b43 Mon Sep 17 00:00:00 2001
From: simonm <unknown>
Date: Wed, 6 May 1998 12:15:10 +0000
Subject: [PATCH] [project @ 1998-05-06 12:15:10 by simonm] - one `quotRem` is
faster than separate `quot` and `rem` on Integers.
---
ghc/lib/std/PrelNum.lhs | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/ghc/lib/std/PrelNum.lhs b/ghc/lib/std/PrelNum.lhs
index 679329ab4d3f..0c7834a24752 100644
--- a/ghc/lib/std/PrelNum.lhs
+++ b/ghc/lib/std/PrelNum.lhs
@@ -848,7 +848,9 @@ jtos' n cs
= if n < 10 then
chr (fromInteger (n + ord_0)) : cs
else
- jtos' (n `quot` 10) (chr (toInt (n `rem` 10) + (ord_0::Int)) : cs)
+ jtos' q (chr (toInt r + (ord_0::Int)) : cs)
+ where
+ (q,r) = n `quotRem` 10
showFloat x = showString (formatRealFloat FFGeneric Nothing x)
--
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