49 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 multiset12 13// size_type max_size() const;14 15#include <cassert>16#include <limits>17#include <set>18#include <type_traits>19 20#include "test_allocator.h"21#include "test_macros.h"22 23int main(int, char**) {24 {25 typedef limited_allocator<int, 10> A;26 typedef std::multiset<int, std::less<int>, A> C;27 C c;28 assert(c.max_size() <= 10);29 LIBCPP_ASSERT(c.max_size() == 10);30 }31 {32 typedef limited_allocator<int, (std::size_t)-1> A;33 typedef std::multiset<int, std::less<int>, A> C;34 const C::size_type max_dist = static_cast<C::size_type>(std::numeric_limits<C::difference_type>::max());35 C c;36 assert(c.max_size() <= max_dist);37 LIBCPP_ASSERT(c.max_size() == max_dist);38 }39 {40 typedef std::multiset<char> C;41 const C::size_type max_dist = static_cast<C::size_type>(std::numeric_limits<C::difference_type>::max());42 C c;43 assert(c.max_size() <= max_dist);44 assert(c.max_size() <= alloc_max_size(c.get_allocator()));45 }46 47 return 0;48}49