From 0f6c01ddb6a493fe61452f657dcb43313203bfe8 Mon Sep 17 00:00:00 2001
From: Steven Fackler <sfackler@gmail.com>
Date: Fri, 2 Jun 2017 18:35:37 -0700
Subject: Implement Sync for SyncSender

---
 src/libstd/sync/mpsc/mod.rs | 5 -----
 1 file changed, 5 deletions(-)

(limited to 'src/libstd/sync')

diff --git a/src/libstd/sync/mpsc/mod.rs b/src/libstd/sync/mpsc/mod.rs
index 40b3e789ce4..32343a57413 100644
--- a/src/libstd/sync/mpsc/mod.rs
+++ b/src/libstd/sync/mpsc/mod.rs
@@ -499,8 +499,6 @@ unsafe impl<T: Send> Send for Sender<T> { }
 impl<T> !Sync for Sender<T> { }
 
 /// The sending-half of Rust's synchronous [`sync_channel`] type.
-/// This half can only be owned by one thread, but it can be cloned
-/// to send to other threads.
 ///
 /// Messages can be sent through this channel with [`send`] or [`try_send`].
 ///
@@ -555,9 +553,6 @@ pub struct SyncSender<T> {
 #[stable(feature = "rust1", since = "1.0.0")]
 unsafe impl<T: Send> Send for SyncSender<T> {}
 
-#[stable(feature = "rust1", since = "1.0.0")]
-impl<T> !Sync for SyncSender<T> {}
-
 /// An error returned from the [`Sender::send`] or [`SyncSender::send`]
 /// function on **channel**s.
 ///
-- 
cgit 1.4.1-3-g733a5