test/std/containers/unord/unord.map/unord.map.cnstr/assign_move.addressof.compile.pass.cpp

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

// UNSUPPORTED: c++03

// <unordered_map>

// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
//           class Alloc = allocator<pair<const Key, T>>>
// class unordered_map

// unordered_map& operator=(unordered_map&&)
//     noexcept(
//         allocator_type::propagate_on_container_move_assignment::value &&
//         is_nothrow_move_assignable<allocator_type>::value &&
//         is_nothrow_move_assignable<hasher>::value &&
//         is_nothrow_move_assignable<key_equal>::value);

// Validate whether the container can be move-assigned with an ADL-hijacking operator&

#include <unordered_map>

#include "test_macros.h"
#include "operator_hijacker.h"

void test() {
  {
    std::unordered_map<int, operator_hijacker> mo;
    std::unordered_map<int, operator_hijacker> m;
    m = std::move(mo);
  }
  {
    std::unordered_map<operator_hijacker, int> mo;
    std::unordered_map<operator_hijacker, int> m;
    m = std::move(mo);
  }
}