From e2aa82c41395e04f69d615bf427128bc5b77cd38 Mon Sep 17 00:00:00 2001
From: Ulrik Sverdrup <bluss@users.noreply.github.com>
Date: Tue, 29 Sep 2015 17:12:42 +0200
Subject: Remove redundant uses of Iterator::by_ref()

---
 src/libstd/collections/hash/table.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/libstd')

diff --git a/src/libstd/collections/hash/table.rs b/src/libstd/collections/hash/table.rs
index f8bd791f681..32541353a0a 100644
--- a/src/libstd/collections/hash/table.rs
+++ b/src/libstd/collections/hash/table.rs
@@ -958,7 +958,7 @@ impl<'a, K, V> ExactSizeIterator for Drain<'a, K, V> {
 
 impl<'a, K: 'a, V: 'a> Drop for Drain<'a, K, V> {
     fn drop(&mut self) {
-        for _ in self.by_ref() {}
+        for _ in self {}
     }
 }
 
-- 
cgit 1.4.1-3-g733a5