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+// Copyright (C) 2001 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 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without Pred 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 COPYING. If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// 25.2.12 [lib.alg.partitions] Partitions.
+
+#include <algorithm>
+#include <functional>
+#include <debug_assert.h>
+
+bool test = true;
+
+const int A[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17};
+const int B[] = {2, 4, 6, 8, 10, 12, 14, 16, 1, 3, 5, 7, 9, 11, 13, 15, 17};
+const int N = sizeof(A) / sizeof(int);
+
+struct Pred
+{
+ bool
+ operator()(const int& x) const
+ { return (x % 2) == 0; }
+};
+
+// 25.2.12 partition()
+void
+test01()
+{
+ using std::partition;
+
+ int s1[N];
+ std::copy(A, A + N, s1);
+
+ Pred pred;
+ int* m = partition(s1, s1 + N, pred);
+ for (const int* i = s1; i < m; ++i) VERIFY(pred(*i));
+ for (const int* i = m; i < s1 + N; ++i) VERIFY(!pred(*i));
+}
+
+// 25.2.12 stable_partition()
+void
+test02()
+{
+ using std::stable_partition;
+
+ int s1[N];
+ std::copy(A, A + N, s1);
+
+ stable_partition(s1, s1 + N, Pred());
+ VERIFY(std::equal(s1, s1 + N, B));
+}
+
+int
+main(int argc, char* argv[])
+{
+ test01();
+ test02();
+
+ return !test;
+}
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