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diff --git a/gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc b/gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc
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+++ b/gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc
@@ -0,0 +1,88 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2005-2014 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/>.
+
+// 20.6.6.2 Template class shared_ptr [util.smartptr.shared]
+
+#include <memory>
+#include <testsuite_hooks.h>
+
+struct A
+{
+ virtual ~A() { }
+};
+
+struct B : A
+{
+};
+
+// 20.6.6.2.6 shared_ptr comparison [util.smartptr.shared.cmp]
+
+int
+test01()
+{
+ bool test __attribute__((unused)) = true;
+
+ // test empty shared_ptrs compare equivalent
+ std::shared_ptr<A> p1;
+ std::shared_ptr<B> p2;
+ VERIFY( p1 == p2 );
+ VERIFY( !(p1 != p2) );
+ VERIFY( !(p1 < p2) && !(p2 < p1) );
+ return 0;
+}
+
+
+// Construction from pointer
+int
+test02()
+{
+ bool test __attribute__((unused)) = true;
+
+ std::shared_ptr<A> A_default;
+
+ std::shared_ptr<A> A_from_A(new A);
+ VERIFY( A_default != A_from_A );
+ VERIFY( !(A_default == A_from_A) );
+ VERIFY( (A_default < A_from_A) || (A_from_A < A_default) );
+
+ std::shared_ptr<B> B_from_B(new B);
+ VERIFY( B_from_B != A_from_A );
+ VERIFY( !(B_from_B == A_from_A) );
+ VERIFY( (B_from_B < A_from_A) || (A_from_A < B_from_B) );
+
+ A_from_A.reset();
+ VERIFY( A_default == A_from_A );
+ VERIFY( !(A_default != A_from_A) );
+ VERIFY( !(A_default < A_from_A) && !(A_from_A < A_default) );
+
+ B_from_B.reset();
+ VERIFY( B_from_B == A_from_A );
+ VERIFY( !(B_from_B != A_from_A) );
+ VERIFY( !(B_from_B < A_from_A) && !(A_from_A < B_from_B) );
+
+ return 0;
+}
+
+int
+main()
+{
+ test01();
+ test02();
+ return 0;
+}