libstdc++-v3/testsuite/ext/array_allocator/1.cc

   1 // Copyright (C) 2004-2019 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 <ext/vstring.h>
  21 #include <ext/array_allocator.h>
  22 #include <testsuite_hooks.h>
  23
  24 typedef char char_type;
  25 typedef std::char_traits<char_type> traits_type;
  26 typedef std::tr1::array<char_type, 4> array_type;
  27
  28 array_type extern_array;
  29
  30 void test01()
  31 {
  32   using __gnu_cxx::__versa_string;
  33   typedef __gnu_cxx::array_allocator<char_type, array_type> allocator_type;
  34   typedef __versa_string<char_type, traits_type, allocator_type> string_type;
  35
  36   allocator_type a(&extern_array);
  37   string_type s(a);
  38
  39   try
  40     {
  41       s.reserve(4); // Actually need 4 + 1 + sizeof(std::string::_Rep).
  42     }
  43   catch(std::bad_alloc& obj)
  44     {
  45       VERIFY( true );
  46     }
  47   catch(...)
  48     {
  49       VERIFY( false );
  50     }
  51 }
  52
  53 int main()
  54 {
  55   test01();
  56   return 0;
  57 }