From dcd7c5f4e8356c786923f86dc544aff03fba29bb Mon Sep 17 00:00:00 2001
From: Steven Fackler <sfackler@gmail.com>
Date: Mon, 3 Jul 2017 13:46:37 -1000
Subject: [PATCH] Add a stability marker for core::cmp::Reverse.0

Closes #43027
---
 src/libcore/cmp.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libcore/cmp.rs b/src/libcore/cmp.rs
index 7882a8ce5c8ec..f133bd93c9178 100644
--- a/src/libcore/cmp.rs
+++ b/src/libcore/cmp.rs
@@ -343,7 +343,7 @@ impl Ordering {
 /// ```
 #[derive(PartialEq, Eq, Debug)]
 #[stable(feature = "reverse_cmp_key", since = "1.19.0")]
-pub struct Reverse<T>(pub T);
+pub struct Reverse<T>(#[stable(feature = "reverse_cmp_key", since = "1.19.0")] pub T);
 
 #[stable(feature = "reverse_cmp_key", since = "1.19.0")]
 impl<T: PartialOrd> PartialOrd for Reverse<T> {