libstdc++-v3/testsuite/ext/array_allocator/2.cc

   1 // Copyright (C) 2004-2016 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 3, 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 COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-options "-Wno-deprecated" }
  19
  20 #include <iostream>
  21 #include <ext/vstring.h>
  22 #include <ext/array_allocator.h>
  23 #include <testsuite_hooks.h>
  24
  25 typedef char char_type;
  26 typedef std::char_traits<char_type> traits_type;
  27 typedef std::tr1::array<char_type, 32> array_type;
  28
  29 array_type extern_array;
  30
  31 void test01()
  32 {
  33   bool test __attribute__((unused)) = true;
  34
  35   using __gnu_cxx::__versa_string;
  36   typedef __gnu_cxx::array_allocator<char_type, array_type> allocator_type;
  37   typedef __versa_string<char_type, traits_type, allocator_type> string_type;
  38
  39   allocator_type a(&extern_array);
  40   string_type s(a);
  41
  42   try
  43     {
  44       s.reserve(4); // Actually need 4 + 1 + sizeof(std::string::_Rep).
  45     }
  46   catch(std::bad_alloc& obj)
  47     {
  48       VERIFY( false );
  49     }
  50   catch(...)
  51     {
  52       VERIFY( false );
  53     }
  54
  55   s.append(1, 'c');
  56   s.append(2, 'b');
  57
  58   std::cout << s.c_str() << std::endl;
  59 }
  60
  61 int main()
  62 {
  63   test01();
  64   return 0;
  65 }