From 62e06a4d09f5114405856df0380f4f623e9a3812 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Naz=C4=B1m=20Can=20Alt=C4=B1nova?= <canaltinova@gmail.com>
Date: Wed, 5 Aug 2020 17:29:39 +0200
Subject: [PATCH] Make IntoIterator lifetime bounds of &BTreeMap match with
 &HashMap

---
 library/alloc/src/collections/btree/map.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/library/alloc/src/collections/btree/map.rs b/library/alloc/src/collections/btree/map.rs
index 1db629c3bdf..1d5fa73d228 100644
--- a/library/alloc/src/collections/btree/map.rs
+++ b/library/alloc/src/collections/btree/map.rs
@@ -1294,7 +1294,7 @@ impl<K: Ord, V> BTreeMap<K, V> {
 }
 
 #[stable(feature = "rust1", since = "1.0.0")]
-impl<'a, K: 'a, V: 'a> IntoIterator for &'a BTreeMap<K, V> {
+impl<'a, K, V> IntoIterator for &'a BTreeMap<K, V> {
     type Item = (&'a K, &'a V);
     type IntoIter = Iter<'a, K, V>;
 
@@ -1363,7 +1363,7 @@ impl<K, V> Clone for Iter<'_, K, V> {
 }
 
 #[stable(feature = "rust1", since = "1.0.0")]
-impl<'a, K: 'a, V: 'a> IntoIterator for &'a mut BTreeMap<K, V> {
+impl<'a, K, V> IntoIterator for &'a mut BTreeMap<K, V> {
     type Item = (&'a K, &'a mut V);
     type IntoIter = IterMut<'a, K, V>;