1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
// <chrono>
// class year;
// year() = default;
// explicit constexpr year(int m) noexcept;
// explicit constexpr operator int() const noexcept;
// Effects: Constructs an object of type year by initializing y_ with y.
// The value held is unspecified if d is not in the range [0, 255].
#include <chrono>
#include <type_traits>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
using year = std::chrono::year;
ASSERT_NOEXCEPT(year{});
ASSERT_NOEXCEPT(year(0U));
ASSERT_NOEXCEPT(static_cast<int>(year(0U)));
constexpr year y0{};
static_assert(static_cast<int>(y0) == 0, "");
constexpr year y1{1};
static_assert(static_cast<int>(y1) == 1, "");
for (int i = 0; i <= 2550; i += 7)
{
year year(i);
assert(static_cast<int>(year) == i);
}
return 0;
}
|
