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diff --git a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/assign/assign.cc b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/assign/assign.cc
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+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/assign/assign.cc
@@ -0,0 +1,120 @@
+// { dg-options "-std=gnu++1y" }
+
+// Copyright (C) 2015 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// 8.2.1 Class template shared_ptr [memory.smartptr.shared]
+
+
+#include <experimental/memory>
+#include <testsuite_hooks.h>
+
+struct A
+{
+  A() { ++ctor_count; }
+  virtual ~A() { ++dtor_count; }
+  static long ctor_count;
+  static long dtor_count;
+};
+long A::ctor_count = 0;
+long A::dtor_count = 0;
+
+struct B : A
+{
+  B() { ++ctor_count; }
+  virtual ~B() { ++dtor_count; }
+  static long ctor_count;
+  static long dtor_count;
+};
+long B::ctor_count = 0;
+long B::dtor_count = 0;
+
+struct reset_count_struct
+{
+  ~reset_count_struct()
+  {
+    A::ctor_count = 0;
+    A::dtor_count = 0;
+    B::ctor_count = 0;
+    B::dtor_count = 0;
+  }
+};
+
+// C++14 §20.8.2.2.3 shared_ptr assignment
+
+void
+test01()
+{
+  reset_count_struct __attribute__((unused)) reset;
+  bool test __attribute__((unused)) = true;
+
+  std::experimental::shared_ptr<A[5]> a;
+  std::experimental::shared_ptr<A[]> a1;
+  std::experimental::shared_ptr<B[5]> a2;
+
+  a = std::experimental::shared_ptr<A[5]> ();
+  VERIFY( a.get() == 0 );
+  VERIFY( A::ctor_count == 0 );
+  VERIFY( A::dtor_count == 0 );
+  VERIFY( B::ctor_count == 0 );
+  VERIFY( B::dtor_count == 0 );
+
+  a = std::experimental::shared_ptr<A[5]> (new A[5]);
+  VERIFY( a.get() != 0 );
+  VERIFY( A::ctor_count == 5 );
+  VERIFY( A::dtor_count == 0 );
+  VERIFY( B::ctor_count == 0 );
+  VERIFY( B::dtor_count == 0 );
+
+  a1 = std::experimental::shared_ptr<A[5]> (new A[5]);
+  VERIFY( a1.get() != 0 );
+  VERIFY( A::ctor_count == 10 );
+  VERIFY( A::dtor_count == 0 );
+  VERIFY( B::ctor_count == 0 );
+  VERIFY( B::dtor_count == 0 );
+
+  a2 = std::experimental::shared_ptr<B[5]> (new B[5]);
+  VERIFY( a2.get() != 0 );
+  VERIFY( A::ctor_count == 15 );
+  VERIFY( A::dtor_count == 0 );
+  VERIFY( B::ctor_count == 5 );
+  VERIFY( B::dtor_count == 0 );
+}
+
+void
+test02()
+{
+  bool test __attribute__((unused)) = true;
+
+  std::experimental::shared_ptr<A[5]> p(new A[5]);
+  std::experimental::shared_ptr<A[5]> p1;
+  std::experimental::shared_ptr<A[]> p2;
+
+  p1 = p;
+  VERIFY( p.get() == p1.get() );
+
+  p2 = p1;
+  VERIFY( p1.get() == p2.get() );
+}
+
+int
+main()
+{
+  test01();
+  test02();
+  return 0;
+}