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diff --git a/libstdc++-v3/testsuite/tr1/5_numerical_facilities/random/linear_congruential/requirements/constants.cc b/libstdc++-v3/testsuite/tr1/5_numerical_facilities/random/linear_congruential/requirements/constants.cc
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+++ b/libstdc++-v3/testsuite/tr1/5_numerical_facilities/random/linear_congruential/requirements/constants.cc
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+// { dg-do link }
+//
+// 2009-09-29 Paolo Carlini <paolo.carlini@oracle.com>
+//
+// Copyright (C) 2009, 2010 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/>.
+
+#include <tr1/random>
+
+void test01()
+{
+ std::tr1::minstd_rand0 lc;
+
+ const void* p = &lc.multiplier;
+ p = &lc.increment;
+ p = &lc.modulus;
+ p = p; // Suppress unused warning.
+}
+
+int main()
+{
+ test01();
+ return 0;
+}