1 files changed, 41 insertions, 0 deletions
diff --git a/test/std/utilities/memory/util.smartptr/util.smartptr.weak/util.smartptr.weak.mod/reset.pass.cpp b/test/std/utilities/memory/util.smartptr/util.smartptr.weak/util.smartptr.weak.mod/reset.pass.cpp
new file mode 100644
index 000000000000..fa496d4bda59
--- /dev/null
+++ b/test/std/utilities/memory/util.smartptr/util.smartptr.weak/util.smartptr.weak.mod/reset.pass.cpp
@@ -0,0 +1,41 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <memory>
+
+// weak_ptr
+
+// void swap(weak_ptr& r);
+
+#include <memory>
+#include <cassert>
+
+struct A
+{
+    static int count;
+
+    A() {++count;}
+    A(const A&) {++count;}
+    ~A() {--count;}
+};
+
+int A::count = 0;
+
+int main()
+{
+    {
+        std::shared_ptr<A> p1(new A);
+        std::weak_ptr<A> w1(p1);
+        assert(w1.use_count() == 1);
+        w1.reset();
+        assert(w1.use_count() == 0);
+        assert(p1.use_count() == 1);
+    }
+    assert(A::count == 0);
+}