--- /dev/null
+// Copyright (C) 2005, 2009 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/>.
+
+// 25.3.1.4 [lib.partial.sort.copy]
+
+// { dg-do compile }
+
+#include <algorithm>
+#include <testsuite_iterators.h>
+
+using __gnu_test::input_iterator_wrapper;
+using __gnu_test::random_access_iterator_wrapper;
+
+struct S1 { };
+struct S2
+{
+ S2(const S1&) {}
+ S2() {}
+};
+
+bool
+operator<(const S1&, const S1&)
+{return true;}
+
+bool
+operator<(const S2&, const S2&)
+{return true;}
+
+struct X1 { };
+struct X2
+{
+ X2(const X1&) {}
+ X2() {}
+};
+
+struct predicate
+{
+ bool
+ operator()(const X1&, const X1&)
+ {return true;}
+
+ bool
+ operator()(const X2&, const X2&)
+ {return true;}
+};
+
+random_access_iterator_wrapper<S2>
+test1(input_iterator_wrapper<S1>& s1, random_access_iterator_wrapper<S2>& s2)
+{ return std::partial_sort_copy(s1, s1, s2, s2); }
+
+random_access_iterator_wrapper<X2>
+test2(input_iterator_wrapper<X1>& x1, random_access_iterator_wrapper<X2>& x2)
+{ return std::partial_sort_copy(x1, x1, x2, x2, predicate()); }