65 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// <map>10 11// class multimap12 13// void clear() noexcept;14 15#include <map>16#include <cassert>17 18#include "test_macros.h"19#include "min_allocator.h"20 21int main(int, char**) {22 {23 typedef std::multimap<int, double> M;24 typedef std::pair<int, double> P;25 P ar[] = {26 P(1, 1.5),27 P(2, 2.5),28 P(3, 3.5),29 P(4, 4.5),30 P(5, 5.5),31 P(6, 6.5),32 P(7, 7.5),33 P(8, 8.5),34 };35 M m(ar, ar + sizeof(ar) / sizeof(ar[0]));36 assert(m.size() == 8);37 ASSERT_NOEXCEPT(m.clear());38 m.clear();39 assert(m.size() == 0);40 }41#if TEST_STD_VER >= 1142 {43 typedef std::multimap<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;44 typedef std::pair<int, double> P;45 P ar[] = {46 P(1, 1.5),47 P(2, 2.5),48 P(3, 3.5),49 P(4, 4.5),50 P(5, 5.5),51 P(6, 6.5),52 P(7, 7.5),53 P(8, 8.5),54 };55 M m(ar, ar + sizeof(ar) / sizeof(ar[0]));56 assert(m.size() == 8);57 ASSERT_NOEXCEPT(m.clear());58 m.clear();59 assert(m.size() == 0);60 }61#endif62 63 return 0;64}65