libstdc++-v3/testsuite/22_locale/num_put/put/char/14220.cc

   1 // 2004-04-30  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2004-2013 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 22.2.2.2.1  num_put members
  21
  22 // On Solaris 9/x86 and 32-bit Solaris 10/x86 before update 10, this test
  23 // crashes in libc.  Inside libstdc++, we call sprintf like so:
  24 //   sprintf (buffer, "%.*f", 1000, 1.0)
  25 // which crashes.
  26 // { dg-xfail-run-if "" i?86-*-solaris2.9 }
  27
  28 #include <locale>
  29 #include <sstream>
  30 #include <testsuite_hooks.h>
  31
  32 // libstdc++/14220
  33 void test01()
  34 {
  35   using namespace std;
  36   bool test __attribute__((unused)) = true;
  37
  38   ostringstream oss;
  39   const num_put<char>& np = use_facet<num_put<char> >(oss.getloc());
  40
  41   const int precision = 1000;
  42
  43   oss.precision(precision);
  44   oss.setf(ios_base::fixed);
  45   np.put(oss.rdbuf(), oss, '+', 1.0);
  46   const string result = oss.str();
  47   VERIFY( result.size() == precision + 2 );
  48 }
  49
  50 int main()
  51 {
  52   test01();
  53   return 0;
  54 }