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-exception
6//
7//===----------------------------------------------------------------------===//
8
9// <array>
10
11// class array
12
13// constexpr bool max_size() const noexcept;
14
15#include <array>
16#include <cassert>
17
18#include "test_macros.h"
19
20TEST_CONSTEXPR_CXX14 bool tests()
21{
22 {
23 typedef std::array<int, 2> C;
24 C c = {};
25 ASSERT_NOEXCEPT(c.max_size());
26 assert(c.max_size() == 2);
27 }
28 {
29 typedef std::array<int, 0> C;
30 C c = {};
31 ASSERT_NOEXCEPT(c.max_size());
32 assert(c.max_size() == 0);
33 }
34
35 return true;
36}
37
38int main(int, char**)
39{
40 tests();
41#if TEST_STD_VER >= 14
42 static_assert(tests(), "");
43#endif
44
45#if TEST_STD_VER >= 11
46 // Sanity check for constexpr in C++11
47 {
48 constexpr std::array<int, 3> array = {};
49 static_assert(array.max_size() == 3, "");
50 }
51#endif
52
53 return 0;
54}
55

source code of libcxx/test/std/containers/sequences/array/max_size.pass.cpp