From 471fb622aaa234c0a69d59ee24b76092244a1c6c Mon Sep 17 00:00:00 2001
From: Mara Bos <m-ou.se@m-ou.se>
Date: Thu, 10 Sep 2020 20:44:42 +0200
Subject: [PATCH] Allow unstable From impl for [Raw]Waker.

---
 library/alloc/src/task.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/library/alloc/src/task.rs b/library/alloc/src/task.rs
index 5edc5796056..fcab3fd0bad 100644
--- a/library/alloc/src/task.rs
+++ b/library/alloc/src/task.rs
@@ -33,6 +33,7 @@ pub trait Wake {
     }
 }
 
+#[allow(rustc::ineffective_unstable_trait_impl)]
 #[unstable(feature = "wake_trait", issue = "69912")]
 impl<W: Wake + Send + Sync + 'static> From<Arc<W>> for Waker {
     fn from(waker: Arc<W>) -> Waker {
@@ -42,6 +43,7 @@ impl<W: Wake + Send + Sync + 'static> From<Arc<W>> for Waker {
     }
 }
 
+#[allow(rustc::ineffective_unstable_trait_impl)]
 #[unstable(feature = "wake_trait", issue = "69912")]
 impl<W: Wake + Send + Sync + 'static> From<Arc<W>> for RawWaker {
     fn from(waker: Arc<W>) -> RawWaker {