--- /dev/null
+// 2003-04-30 Petur Runolfsson <peturr02@ru.is>
+
+// 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/>.
+
+#include <testsuite_hooks.h>
+#include <cstdio>
+#include <iostream>
+#include <cwchar>
+
+void test02()
+{
+ using namespace std;
+
+ bool test __attribute__((unused)) = true;
+
+ wint_t c1 = fgetwc(stdin);
+ wint_t c2 = wcin.rdbuf()->sputbackc(c1);
+ VERIFY( c2 == c1 );
+
+ wint_t c3 = fgetwc(stdin);
+ VERIFY( c3 == c1 );
+ ungetwc(c3, stdin);
+
+ wint_t c4 = wcin.rdbuf()->sgetc();
+ VERIFY( c4 == c3 );
+}
+
+int main()
+{
+ test02();
+ return 0;
+}