libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/pod/10081-out.cc

   1 // Copyright (C) 2003 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  17 // USA.
  18
  19 // As a special exception, you may use this file as part of a free software
  20 // library without restriction.  Specifically, if other files instantiate
  21 // templates or use macros or inline functions from this file, or you compile
  22 // this file and link it with other files to produce an executable, this
  23 // file does not by itself cause the resulting executable to be covered by
  24 // the GNU General Public License.  This exception does not however
  25 // invalidate any other reasons why the executable file might be covered by
  26 // the GNU General Public License.
  27
  28 // 27.6.1.1.2 class basic_istream::sentry
  29
  30 #include <string>
  31 #include <ostream>
  32 #include <sstream>
  33 #include <locale>
  34 #include <testsuite_hooks.h>
  35
  36 void test01()
  37 {
  38   using namespace std;
  39   using __gnu_test::pod_type;
  40   typedef basic_string<pod_type>        string_type;
  41   typedef basic_stringbuf<pod_type>     stringbuf_type;
  42   typedef basic_ostream<pod_type>       ostream_type;
  43
  44   bool test __attribute__((unused)) = true;
  45
  46   string_type str;
  47   stringbuf_type strbuf01;
  48   ostream_type stream(&strbuf01);
  49
  50   try
  51     {
  52       stream << str;
  53     }
  54   catch (std::bad_cast& obj)
  55     {
  56       // Ok, throws bad_cast because locale has no ctype facet.
  57     }
  58   catch (...)
  59     {
  60       VERIFY( false );
  61     }
  62
  63   const std::locale loc(std::locale::classic(), new std::ctype<pod_type>);
  64   stream.imbue(loc);
  65   try
  66     {
  67       stream << str;
  68     }
  69   catch (...)
  70     {
  71       VERIFY( false );
  72     }
  73 }
  74
  75 #if !__GXX_WEAK__
  76 // Explicitly instantiate for systems with no COMDAT or weak support.
  77 template
  78   std::basic_string<__gnu_test::pod_type>::size_type
  79   std::basic_string<__gnu_test::pod_type>::_Rep::_S_max_size;
  80
  81 template
  82   __gnu_test::pod_type
  83   std::basic_string<__gnu_test::pod_type>::_Rep::_S_terminal;
  84 #endif
  85
  86 int main()
  87 {
  88   test01();
  89   return 0;
  90 }