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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / experimental / type_erased_allocator / uses_allocator.cc

// Copyright (C) 2015-2022 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

// { dg-do compile { target c++14 } }

#include <vector>
#include <memory>
#include <experimental/utility>

using std::vector;
using std::allocator;
using std::uses_allocator;

struct A {
  using allocator_type = std::experimental::erased_type;
};

static_assert(uses_allocator<vector<int>, allocator<int>>(), "");
static_assert(uses_allocator<A, allocator<A>>(), "");