From f7bd370818b003f57e47a1894ff0d791ad23628d Mon Sep 17 00:00:00 2001
From: Irfan Hudda <irfanhudda@gmail.com>
Date: Thu, 20 Apr 2017 19:51:38 +0530
Subject: [PATCH] remove redundant wrapping_sub

---
 src/libcore/num/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libcore/num/mod.rs b/src/libcore/num/mod.rs
index 15ffe9db8ce6..bef7a20cd7f3 100644
--- a/src/libcore/num/mod.rs
+++ b/src/libcore/num/mod.rs
@@ -2348,7 +2348,7 @@ macro_rules! uint_impl {
             if self == 0 {
                 1
             } else {
-                one << (bits - self.wrapping_sub(one).leading_zeros() as usize)
+                one << (bits - (self - one).leading_zeros() as usize)
             }
         }