From 7934d524b51c0220ef67c0f9951a41e4bee2beb2 Mon Sep 17 00:00:00 2001
From: Andrew Paseltiner <apaseltiner@gmail.com>
Date: Mon, 23 Mar 2015 08:51:13 -0400
Subject: [PATCH] implement `ExactSizeIterator` for `linked_list::IntoIter`

---
 src/libcollections/linked_list.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libcollections/linked_list.rs b/src/libcollections/linked_list.rs
index 9e0a6d043810..9d30c0d9d42c 100644
--- a/src/libcollections/linked_list.rs
+++ b/src/libcollections/linked_list.rs
@@ -832,6 +832,8 @@ impl<A> DoubleEndedIterator for IntoIter<A> {
     fn next_back(&mut self) -> Option<A> { self.list.pop_back() }
 }
 
+impl<A> ExactSizeIterator for IntoIter<A> {}
+
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<A> FromIterator<A> for LinkedList<A> {
     fn from_iter<T: IntoIterator<Item=A>>(iter: T) -> LinkedList<A> {