--- /dev/null
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2008, 2009 Free Software Foundation
+//
+// 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/>.
+
+#include <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;
+ }
+};
+
+
+// 20.4.5.1 unique_ptr constructors [unique.ptr.cons]
+
+// Construction from pointer
+void
+test01()
+{
+ reset_count_struct __attribute__((unused)) reset;
+ bool test __attribute__((unused)) = true;
+
+ std::unique_ptr<A[]> A_default;
+ VERIFY( A_default.get() == 0 );
+ VERIFY( A::ctor_count == 0 );
+ VERIFY( A::dtor_count == 0 );
+ VERIFY( B::ctor_count == 0 );
+ VERIFY( B::dtor_count == 0 );
+
+ std::unique_ptr<A[]> A_from_A(new A[3]);
+ VERIFY( A_from_A.get() != 0 );
+ VERIFY( A::ctor_count == 3 );
+ VERIFY( A::dtor_count == 0 );
+ VERIFY( B::ctor_count == 0 );
+ VERIFY( B::dtor_count == 0 );
+}
+
+int
+main()
+{
+ test01();
+ return 0;
+}