--- /dev/null
+// { dg-options "-std=gnu++0x" }
+// 2008-06-15 Paolo Carlini <paolo.carlini@oracle.com>
+
+// Copyright (C) 2008, 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/>.
+
+// 21.4 Numeric Conversions [string.conversions]
+
+#include <string>
+#include <testsuite_hooks.h>
+
+void
+test01()
+{
+#ifdef _GLIBCXX_USE_C99
+
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+
+ long long ll1 = -2;
+ wstring one(to_wstring(ll1));
+ VERIFY( one == L"-2" );
+
+ long long ll2 = 10;
+ wstring two(to_wstring(ll2));
+ VERIFY( two == L"10" );
+
+ unsigned long long ull1 = 2;
+ wstring three(to_wstring(ull1));
+ VERIFY( three == L"2" );
+
+ unsigned long long ull2 = 3000;
+ wstring four(to_wstring(ull2));
+ VERIFY( four == L"3000" );
+
+ long double ld1 = 2.0L;
+ wstring five(to_wstring(ld1));
+ VERIFY( five == L"2.000000" );
+
+ long double ld2 = -4.0L;
+ wstring six(to_wstring(ld2));
+ VERIFY( six == L"-4.000000" );
+
+#endif
+}
+
+int main()
+{
+ test01();
+ return 0;
+}