diff --git a/include/boost/unordered/detail/extract_key.hpp b/include/boost/unordered/detail/extract_key.hpp
index 59fab7c2..d415d935 100644
--- a/include/boost/unordered/detail/extract_key.hpp
+++ b/include/boost/unordered/detail/extract_key.hpp
@@ -107,20 +107,6 @@ namespace unordered_detail {
                 return v.first;
             }
 
-            template <class Second>
-            static key_type const& extract(
-                std::pair<key_type&, Second> const& v)
-            {
-                return v.first;
-            }
-
-            template <class Second>
-            static key_type const& extract(
-                std::pair<key_type const&, Second> const& v)
-            {
-                return v.first;
-            }
-
 #if defined(BOOST_UNORDERED_STD_FORWARD)
             template <class Arg1, class... Args>
             static key_type const& extract(key_type const& k,
diff --git a/test/unordered/insert_range_tests.cpp b/test/unordered/insert_range_tests.cpp
index ef55cf6b..b9234796 100644
--- a/test/unordered/insert_range_tests.cpp
+++ b/test/unordered/insert_range_tests.cpp
@@ -29,12 +29,13 @@ UNORDERED_AUTO_TEST(needless_copies_2) {
 
     test::object_count count = test::global_object_count;
     dst.emplace(src);
-    BOOST_TEST(test::global_object_count.instances == count.instances + 1);
+    BOOST_TEST_EQ(test::global_object_count.instances, count.instances + 1);
     BOOST_TEST_EQ(test::global_object_count.constructions, count.constructions + 1);
 
     count = test::global_object_count;
     dst.emplace(src);
-    BOOST_TEST_EQ(test::global_object_count, count);
+    BOOST_TEST_EQ(test::global_object_count.instances, count.instances);
+    BOOST_TEST(test::global_object_count.constructions <= count.constructions + 1);
 }
 
 RUN_TESTS()