--- /dev/null
+// Copyright (C) 2003, 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/>.
+
+// 27.4.3 streamoff
+
+#include <ios>
+#include <limits>
+#include <testsuite_hooks.h>
+
+void check(std::streamsize n)
+{
+ bool test __attribute__((unused)) = true;
+
+ VERIFY( std::streamsize(std::streamoff(n)) == n );
+}
+
+void test03()
+{
+ check(0);
+ check(-1);
+ check(1);
+ check(std::numeric_limits<std::streamsize>::min());
+ check(std::numeric_limits<std::streamsize>::min() + 1);
+ check(std::numeric_limits<std::streamsize>::min() / 2);
+ check(std::numeric_limits<std::streamsize>::max());
+ check(std::numeric_limits<std::streamsize>::max() - 1);
+ check(std::numeric_limits<std::streamsize>::max() / 2);
+}
+
+int main()
+{
+ test03();
+ return 0;
+}