--- /dev/null
+// 2006-06-19 Paolo Carlini <pcarlini@suse.de>
+//
+// Copyright (C) 2006, 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/>.
+
+// 5.1.4.5 class template discard_block [tr.rand.eng.disc]
+// 5.1.1 Table 16
+
+#include <tr1/random>
+#include <testsuite_hooks.h>
+
+void
+test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std::tr1;
+
+ discard_block
+ <
+ subtract_with_carry<long, (1 << 24), 10, 24>,
+ 389, 24
+ > u(1);
+
+ discard_block
+ <
+ subtract_with_carry<long, (1 << 24), 10, 24>,
+ 389, 24
+ > v(2);
+
+ VERIFY( u != v );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}