--- /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/>.
+
+
+// 27.5.2 template class basic_streambuf
+
+#include <streambuf>
+#include <sstream>
+#include <ostream>
+#include <testsuite_hooks.h>
+
+// libstdc++/9318
+class Outbuf : public std::wstreambuf
+{
+public:
+ typedef std::wstreambuf::traits_type traits_type;
+
+ std::wstring result() const { return str; }
+
+protected:
+ virtual int_type
+ overflow(int_type c = traits_type::eof())
+ {
+ if (!traits_type::eq_int_type(c, traits_type::eof()))
+ str.push_back(traits_type::to_char_type(c));
+ return traits_type::not_eof(c);
+ }
+
+private:
+ std::wstring str;
+};
+
+void test10()
+{
+ bool test __attribute__((unused)) = true;
+
+ std::wstringbuf sbuf(L"Bad Moon Rising", std::wios::in);
+ Outbuf buf;
+ std::wostream stream(&buf);
+ stream << &sbuf;
+
+ VERIFY( buf.result() == L"Bad Moon Rising" );
+}
+
+int main()
+{
+ test10();
+ return 0;
+}