old-autovect-branch/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/wchar_t/3599.cc

   1 // 1999-10-11 bkoz
   2
   3 // Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
   4 // Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 2, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING.  If not, write to the Free
  19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  20 // USA.
  21
  22 // As a special exception, you may use this file as part of a free software
  23 // library without restriction.  Specifically, if other files instantiate
  24 // templates or use macros or inline functions from this file, or you compile
  25 // this file and link it with other files to produce an executable, this
  26 // file does not by itself cause the resulting executable to be covered by
  27 // the GNU General Public License.  This exception does not however
  28 // invalidate any other reasons why the executable file might be covered by
  29 // the GNU General Public License.
  30
  31 #include <sstream>
  32 #include <ostream>
  33 #include <testsuite_hooks.h>
  34
  35 // libstdc++/3599
  36 class testbuf : public std::wstringbuf
  37 {
  38 public:
  39   typedef std::wstringbuf::traits_type traits_type;
  40
  41   testbuf() : std::wstringbuf() { }
  42
  43 protected:
  44   int_type
  45   overflow(int_type c __attribute__((unused)) = traits_type::eof())
  46   { return traits_type::not_eof(0); }
  47 };
  48
  49 void
  50 test07()
  51 {
  52   bool test __attribute__((unused)) = true;
  53   testbuf ob;
  54   std::wostream out(&ob);
  55
  56   out << L"gasp";
  57   VERIFY(out.good());
  58
  59   out << std::endl;
  60   VERIFY(out.good());
  61 }
  62
  63 int main()
  64 {
  65   test07();
  66   return 0;
  67 }