From b36ed7d2edf68453c0344eb3cd55281e48c96ecb Mon Sep 17 00:00:00 2001
From: Johannes Oertel <johannes.oertel@uni-due.de>
Date: Wed, 3 Jun 2015 12:38:42 +0200
Subject: Implement RFC 839

Closes #25976.
---
 src/libcollections/string.rs | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/libcollections/string.rs')

diff --git a/src/libcollections/string.rs b/src/libcollections/string.rs
index c328a58f077..d0f59cbf047 100644
--- a/src/libcollections/string.rs
+++ b/src/libcollections/string.rs
@@ -793,6 +793,13 @@ impl Extend<char> for String {
     }
 }
 
+#[stable(feature = "extend_ref", since = "1.2.0")]
+impl<'a> Extend<&'a char> for String {
+    fn extend<I: IntoIterator<Item=&'a char>>(&mut self, iter: I) {
+        self.extend(iter.into_iter().cloned());
+    }
+}
+
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<'a> Extend<&'a str> for String {
     fn extend<I: IntoIterator<Item=&'a str>>(&mut self, iterable: I) {
-- 
cgit 1.4.1-3-g733a5