diff --git a/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_7.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_7.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_7.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_7.pass.cpp
@@ -23,9 +23,13 @@
 
 int main(int, char**) {
     typedef std::unordered_map<int, std::string> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c;
+    c.insert(std::make_pair(42, std::string()));
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);
 
diff --git a/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_9.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_9.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_9.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.map/db_local_iterators_9.pass.cpp
@@ -27,9 +27,12 @@
 int main(int, char**) {
     typedef std::unordered_map<int, std::string, std::hash<int>, std::equal_to<int>,
                         min_allocator<std::pair<const int, std::string>>> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c({{42, std::string()}});
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);
 
diff --git a/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_7.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_7.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_7.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_7.pass.cpp
@@ -23,9 +23,13 @@
 
 int main(int, char**) {
     typedef std::unordered_multimap<int, std::string> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c;
+    c.insert(std::make_pair(42, std::string()));
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);
 
diff --git a/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_9.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_9.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_9.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.multimap/db_local_iterators_9.pass.cpp
@@ -28,9 +28,13 @@
 int main(int, char**) {
     typedef std::unordered_multimap<int, std::string, std::hash<int>, std::equal_to<int>,
                         min_allocator<std::pair<const int, std::string>>> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c({{1, std::string()}});
+    c.insert(std::make_pair(42, std::string()));
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);
 
diff --git a/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_7.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_7.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_7.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_7.pass.cpp
@@ -23,8 +23,10 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_multiset<T> C;
-    C c(1);
+    C c;
+    c.insert(42);
     C::iterator i = c.begin();
+    assert(i != c.end());
     ++i;
     assert(i == c.end());
     ++i;
diff --git a/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_9.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_9.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_9.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.multiset/db_iterators_9.pass.cpp
@@ -26,8 +26,9 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_multiset<T, std::hash<T>, std::equal_to<T>, min_allocator<T>> C;
-    C c(1);
+    C c({42});
     C::iterator i = c.begin();
+    assert(i != c.end());
     ++i;
     assert(i == c.end());
     ++i;
diff --git a/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_7.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_7.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_7.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_7.pass.cpp
@@ -23,9 +23,13 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_multiset<T> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c;
+    c.insert(42);
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);
 
diff --git a/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_9.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_9.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_9.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.multiset/db_local_iterators_9.pass.cpp
@@ -26,9 +26,12 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_multiset<T, std::hash<T>, std::equal_to<T>, min_allocator<T>> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c({42});
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);
 
diff --git a/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_7.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_7.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_7.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_7.pass.cpp
@@ -23,8 +23,10 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_set<T> C;
-    C c(1);
+    C c;
+    c.insert(42);
     C::iterator i = c.begin();
+    assert(i != c.end());
     ++i;
     assert(i == c.end());
     ++i;
diff --git a/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_9.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_9.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_9.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.set/db_iterators_9.pass.cpp
@@ -26,8 +26,9 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_set<T, std::hash<T>, std::equal_to<T>, min_allocator<T>> C;
-    C c(1);
+    C c({42});
     C::iterator i = c.begin();
+    assert(i != c.end());
     ++i;
     assert(i == c.end());
     ++i;
diff --git a/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_7.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_7.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_7.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_7.pass.cpp
@@ -23,9 +23,13 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_set<T> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c;
+    c.insert(42);
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);
 
diff --git a/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_9.pass.cpp b/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_9.pass.cpp
--- a/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_9.pass.cpp
+++ b/libcxx/test/libcxx/containers/unord/unord.set/db_local_iterators_9.pass.cpp
@@ -26,9 +26,12 @@
 int main(int, char**) {
     typedef int T;
     typedef std::unordered_set<T, std::hash<T>, std::equal_to<T>, min_allocator<T>> C;
-    C c(1);
-    C::local_iterator i = c.begin(0);
+    C c({42});
+    C::size_type b = c.bucket(42);
+    C::local_iterator i = c.begin(b);
+    assert(i != c.end(b));
     ++i;
+    assert(i == c.end(b));
     ++i;
     assert(false);