From 1af9ee1350cc69e7c1873d26637064824d07c2b8 Mon Sep 17 00:00:00 2001
From: Mazdak Farrokhzad <twingoow@gmail.com>
Date: Mon, 12 Feb 2018 08:35:12 +0100
Subject: [PATCH] core::iter::repeat_with: derive Copy, Clone, Debug

---
 src/libcore/iter/sources.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libcore/iter/sources.rs b/src/libcore/iter/sources.rs
index 2cf90fd079e2..d77e8d4db04a 100644
--- a/src/libcore/iter/sources.rs
+++ b/src/libcore/iter/sources.rs
@@ -112,6 +112,7 @@ pub fn repeat<T: Clone>(elt: T) -> Repeat<T> {
 /// See its documentation for more.
 ///
 /// [`repeat_with`]: fn.repeat_with.html
+#[derive(Copy, Clone, Debug)]
 #[unstable(feature = "iterator_repeat_with", issue = "0")]
 pub struct RepeatWith<F> {
     repeater: F