--- /dev/null
+// 2005-04-17 Paolo Carlini <pcarlini@suse.de>
+
+// Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// 22.2.2.2.1 num_put members
+
+#include <locale>
+#include <sstream>
+#include <testsuite_hooks.h>
+
+// libstdc++/20914
+void test01()
+{
+ using namespace std;
+ bool test __attribute__((unused)) = true;
+
+ // A locale that expects grouping.
+ locale loc_de = __gnu_test::try_named_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 l0 = -300000;
+ long l1 = 300;
+ double d0 = -300000;
+ double d1 = 300;
+
+ oss.str(empty);
+ oss.clear();
+ np.put(oss.rdbuf(), oss, L'*', l0);
+ result = oss.str();
+ VERIFY( result == L"-300.000" );
+
+ oss.str(empty);
+ oss.clear();
+ np.put(oss.rdbuf(), oss, L'*', d0);
+ result = oss.str();
+ VERIFY( result == L"-300.000" );
+
+ oss.str(empty);
+ oss.clear();
+ oss.setf(ios::showpos);
+ np.put(oss.rdbuf(), oss, L'*', l1);
+ result = oss.str();
+ VERIFY( result == L"+300" );
+
+ oss.str(empty);
+ oss.clear();
+ oss.setf(ios::showpos);
+ np.put(oss.rdbuf(), oss, L'*', d1);
+ result = oss.str();
+ VERIFY( result == L"+300" );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}