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// <set>10 11// class set12 13// bool empty() const;14 15#include <set>16#include <cassert>17 18#include "test_macros.h"19#include "min_allocator.h"20 21int main(int, char**) {22 {23 typedef std::set<int> M;24 M m;25 assert(m.empty());26 m.insert(M::value_type(1));27 assert(!m.empty());28 m.clear();29 assert(m.empty());30 }31#if TEST_STD_VER >= 1132 {33 typedef std::set<int, std::less<int>, min_allocator<int>> M;34 M m;35 assert(m.empty());36 m.insert(M::value_type(1));37 assert(!m.empty());38 m.clear();39 assert(m.empty());40 }41#endif42 43 return 0;44}45