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// bitset<N>& reset(); // constexpr since C++23
10
11#include <bitset>
12#include <cassert>
13#include <cstddef>
14
15#include "test_macros.h"
16
17template <std::size_t N>
18TEST_CONSTEXPR_CXX23 void test_reset_all() {
19 std::bitset<N> v;
20 v.set();
21 v.reset();
22 for (std::size_t i = 0; i < v.size(); ++i)
23 assert(!v[i]);
24}
25
26TEST_CONSTEXPR_CXX23 bool test() {
27 test_reset_all<0>();
28 test_reset_all<1>();
29 test_reset_all<31>();
30 test_reset_all<32>();
31 test_reset_all<33>();
32 test_reset_all<63>();
33 test_reset_all<64>();
34 test_reset_all<65>();
35 test_reset_all<1000>();
36
37 return true;
38}
39
40int main(int, char**) {
41 test();
42#if TEST_STD_VER > 20
43 static_assert(test());
44#endif
45
46 return 0;
47}
48

source code of libcxx/test/std/utilities/template.bitset/bitset.members/reset_all.pass.cpp