--- /dev/null
+// { dg-require-namedlocale "" }
+
+// 2001-11-19 Benjamin Kosnik <bkoz@redhat.com>
+
+// Copyright (C) 2001, 2002, 2003, 2005, 2009 Free Software Foundation
+//
+// 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/>.
+
+// 22.2.2.2.1 num_put members
+
+#include <locale>
+#include <sstream>
+#include <testsuite_hooks.h>
+
+// Make sure that, in a locale that expects grouping, when showbase
+// is true, an hexadecimal or octal zero is correctly output (the case
+// of zero is special since there is no 0x, 0 respectively, prefix)
+void test05()
+{
+ using namespace std;
+ bool test __attribute__((unused)) = true;
+
+ // A locale that expects grouping.
+ locale loc_de = locale("de_DE");
+
+ const wstring empty;
+ wstring result;
+
+ wostringstream oss;
+ oss.imbue(loc_de);
+ const num_put<wchar_t>& np = use_facet<num_put<wchar_t> >(oss.getloc());
+
+ long l = 0;
+
+ oss.str(empty);
+ oss.clear();
+ oss.setf(ios::showbase);
+ oss.setf(ios::hex, ios::basefield);
+ np.put(oss.rdbuf(), oss, L'+', l);
+ result = oss.str();
+ VERIFY( result == L"0" );
+
+ oss.str(empty);
+ oss.clear();
+ oss.setf(ios::showbase);
+ oss.setf(ios::oct, ios::basefield);
+ np.put(oss.rdbuf(), oss, L'+', l);
+ result = oss.str();
+ VERIFY( result == L"0" );
+}
+
+int main()
+{
+ test05();
+ return 0;
+}