From 4a974413dcce8a5a9f1df3d58503c63b8f5b556a Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Tue, 6 May 2014 21:10:22 -0700
Subject: [PATCH] core: Fix an unsigned negation warning

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

diff --git a/src/libcore/num/uint_macros.rs b/src/libcore/num/uint_macros.rs
index a53388bd0e3..092f7d81d22 100644
--- a/src/libcore/num/uint_macros.rs
+++ b/src/libcore/num/uint_macros.rs
@@ -89,7 +89,7 @@ impl Rem<$T,$T> for $T {
 #[cfg(not(test))]
 impl Neg<$T> for $T {
     #[inline]
-    fn neg(&self) -> $T { -*self }
+    fn neg(&self) -> $T { -(*self as $T_SIGNED) as $T }
 }
 
 impl Unsigned for $T {}