libstdc++-v3/testsuite/23_containers/unordered_set/requirements/explicit_instantiation/3.cc

   1 // { dg-do compile { target c++11 } }
   2 // The extension that implicitly rebinds allocators is in gnu++98/11/14/17 only
   3 // { dg-skip-if "" { *-*-* } { "-std=c++*" "-std=gnu++2*" } }
   4
   5 // Copyright (C) 2007-2020 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12 //
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License
  19 // along with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // This file tests explicit instantiation of library containers
  23 // with an allocator for a different value_type (which is a GNU extension).
  24
  25 #include <unordered_set>
  26
  27 using namespace std;
  28 template class std::unordered_set<int, hash<int>, equal_to<int>,
  29                                   allocator<char>>;