From 8fb25ab5b0c8097d545911ab8a0de822771e1f03 Mon Sep 17 00:00:00 2001
From: Rohit Joshi <rohit.joshi@capitalone.com>
Date: Tue, 30 Dec 2014 04:20:24 -0500
Subject: [PATCH] PR#20326 : Issue#20322: Adding unsafe Send and Sync traits
 implementation for RingBuf

---
 src/libcollections/ring_buf.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/libcollections/ring_buf.rs b/src/libcollections/ring_buf.rs
index df8e08f07a3..dcb5c8533c2 100644
--- a/src/libcollections/ring_buf.rs
+++ b/src/libcollections/ring_buf.rs
@@ -48,6 +48,12 @@ pub struct RingBuf<T> {
     ptr: *mut T
 }
 
+#[stable]
+unsafe impl<T: Send> Send for RingBuf<T> {}
+
+#[stable]
+unsafe impl<T: Sync> Sync for RingBuf<T> {}
+
 #[stable]
 impl<T: Clone> Clone for RingBuf<T> {
     fn clone(&self) -> RingBuf<T> {