libstdc++-v3/testsuite/27_io/basic_ios/imbue/14072.cc

   1 // 2004-02-09  Petur Runolfsson  <peturr02@ru.is>
   2
   3 // Copyright (C) 2004 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // As a special exception, you may use this file as part of a free software
  22 // library without restriction.  Specifically, if other files instantiate
  23 // templates or use macros or inline functions from this file, or you compile
  24 // this file and link it with other files to produce an executable, this
  25 // file does not by itself cause the resulting executable to be covered by
  26 // the GNU General Public License.  This exception does not however
  27 // invalidate any other reasons why the executable file might be covered by
  28 // the GNU General Public License.
  29
  30 // 27.4.4.2 basic_ios member functions
  31
  32 #include <sstream>
  33 #include <locale>
  34
  35 #include <testsuite_hooks.h>
  36 #include <testsuite_character.h>
  37
  38 // libstdc++/14072
  39 void test01()
  40 {
  41   bool test __attribute__((unused)) = true;
  42   using namespace std;
  43
  44   locale loc;
  45   loc = locale(loc, new ctype<__gnu_test::pod_uchar>());
  46   loc = locale(loc, new num_get<__gnu_test::pod_uchar>());
  47   loc = locale(loc, new num_put<__gnu_test::pod_uchar>());
  48
  49   locale::global(loc);
  50   basic_stringstream<__gnu_test::pod_uchar> s;
  51   s << "10\n";
  52   s.seekg(0, ios_base::beg);
  53   s.imbue(locale::classic());
  54   locale::global(locale::classic());
  55   loc = locale::classic();
  56
  57   try
  58     {
  59       s.widen('\0');
  60     }
  61   catch (bad_cast&)
  62     {
  63     }
  64
  65   s.clear();
  66
  67   try
  68     {
  69       int i = 0;
  70       s << i;
  71     }
  72   catch (bad_cast&)
  73     {
  74     }
  75
  76   s.clear();
  77
  78   try
  79     {
  80       int i = 0;
  81       s >> i;
  82     }
  83   catch (bad_cast&)
  84     {
  85     }
  86 }
  87
  88 int main()
  89 {
  90   test01();
  91   return 0;
  92 }