45 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++11, c++14, c++17, c++2010 11// template<container-compatible-range<value_type> R>12// multiset(from_range_t, R&& rg, const Compare& comp = Compare(), const Allocator& = Allocator()); // C++2313//14// template<container-compatible-range<value_type> R>15// multiset(from_range_t, R&& rg, const Allocator& a))16// : multiset(from_range, std::forward<R>(rg), Compare(), a) { } // C++2317 18#include <algorithm>19#include <array>20#include <set>21 22#include "../../from_range_associative_containers.h"23#include "test_macros.h"24 25void test_duplicates() {26 std::array input = {1, 2, 3, 3, 3, 4, 2, 1, 2};27 auto c = std::multiset<int>(std::from_range, input);28 assert(std::ranges::is_permutation(input, c));29}30 31int main(int, char**) {32 for_all_iterators_and_allocators<int>([]<class Iter, class Sent, class Alloc>() {33 test_associative_set<std::multiset, int, Iter, Sent, test_less<int>, Alloc>();34 });35 test_associative_set_move_only<std::multiset>();36 test_duplicates();37 38 static_assert(test_set_constraints<std::multiset, int, double>());39 40 test_set_exception_safety_throwing_copy<std::multiset>();41 test_set_exception_safety_throwing_allocator<std::multiset, int>();42 43 return 0;44}45