| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // bitset<N>& reset(size_t pos); // constexpr since C++23 |
| |
| #include <bitset> |
| #include <cassert> |
| #include <cstddef> |
| #include <vector> |
| |
| #include "../bitset_test_cases.h" |
| #include "test_macros.h" |
| |
| TEST_MSVC_DIAGNOSTIC_IGNORED(6294) // Ill-defined for-loop: initial condition does not satisfy test. Loop body not executed. |
| |
| template <std::size_t N> |
| TEST_CONSTEXPR_CXX23 void test_reset_one() { |
| std::vector<std::bitset<N> > const cases = get_test_cases<N>(); |
| for (std::size_t c = 0; c != cases.size(); ++c) { |
| for (std::size_t i = 0; i != N; ++i) { |
| std::bitset<N> v = cases[c]; |
| v.reset(i); |
| assert(v[i] == false); |
| } |
| } |
| } |
| |
| TEST_CONSTEXPR_CXX23 bool test() { |
| test_reset_one<0>(); |
| test_reset_one<1>(); |
| test_reset_one<31>(); |
| test_reset_one<32>(); |
| test_reset_one<33>(); |
| test_reset_one<63>(); |
| test_reset_one<64>(); |
| test_reset_one<65>(); |
| |
| return true; |
| } |
| |
| int main(int, char**) { |
| test(); |
| test_reset_one<1000>(); // not in constexpr because of constexpr evaluation step limits |
| #if TEST_STD_VER > 20 |
| static_assert(test()); |
| #endif |
| |
| return 0; |
| } |