libstdc++-v3/testsuite/23_containers/vector/ext_pointer/citerators.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2008-2020 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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20
  21 #include <vector>
  22 #include <testsuite_hooks.h>
  23 #include <ext/extptr_allocator.h>
  24
  25 // Ensures equivalence of iterators based on low-level comparison
  26 // between const / non-const Pointer types.
  27 void
  28 test01()
  29 {
  30   std::vector<int, __gnu_cxx::_ExtPtr_allocator<int> > v(7);
  31   VERIFY( v.cbegin() == v.begin() );
  32   VERIFY( v.cend() == v.end() );
  33   VERIFY( v.crbegin() == v.rbegin() );
  34   VERIFY( v.crend() == v.rend() );
  35   VERIFY( v.cbegin() != v.cend() );
  36   VERIFY( v.crbegin() != v.crend() );
  37 }
  38
  39 int main()
  40 {
  41   test01();
  42   return 0;
  43 }