--- /dev/null
+// 1999-11-15 Kevin Ediger <kediger@licor.com>
+// test the floating point inserters (facet num_put)
+
+// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 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 <cstdio> // for sprintf
+#include <iostream>
+#include <iomanip>
+#include <sstream>
+#include <limits>
+#include <testsuite_hooks.h>
+
+void
+test02()
+{
+ using namespace std;
+ bool test __attribute__((unused)) = true;
+
+ // make sure we can output a very long float
+ long double val = numeric_limits<long double>::max();
+ int prec = numeric_limits<long double>::digits10;
+
+ ostringstream os;
+ os.precision(prec);
+ os.setf(ios::scientific);
+ os << val;
+
+ char largebuf[512];
+ sprintf(largebuf, "%.*Le", prec, val);
+#ifdef TEST_NUMPUT_VERBOSE
+ cout << "expect: " << largebuf << endl;
+ cout << "result: " << os.str() << endl;
+#endif
+ VERIFY( os && os.str() == largebuf );
+
+ // Make sure we can output a long float in fixed format
+ // without seg-faulting (libstdc++/4402)
+ double val2 = numeric_limits<double>::max();
+
+ ostringstream os2;
+ os2.precision(3);
+ os2.setf(ios::fixed);
+ os2 << val2;
+
+ sprintf(largebuf, "%.*f", 3, val2);
+#ifdef TEST_NUMPUT_VERBOSE
+ cout << "expect: " << largebuf << endl;
+ cout << "result: " << os2.str() << endl;
+#endif
+ VERIFY( os2 && os2.str() == largebuf );
+}
+
+int
+main()
+{
+ test02();
+ return 0;
+}