47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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>& set(); // constexpr since C++23
|
|
|
|
#include <bitset>
|
|
#include <cassert>
|
|
#include <cstddef>
|
|
|
|
#include "test_macros.h"
|
|
|
|
template <std::size_t N>
|
|
TEST_CONSTEXPR_CXX23 void test_set_all() {
|
|
std::bitset<N> v;
|
|
v.set();
|
|
for (std::size_t i = 0; i < v.size(); ++i)
|
|
assert(v[i]);
|
|
}
|
|
|
|
TEST_CONSTEXPR_CXX23 bool test() {
|
|
test_set_all<0>();
|
|
test_set_all<1>();
|
|
test_set_all<31>();
|
|
test_set_all<32>();
|
|
test_set_all<33>();
|
|
test_set_all<63>();
|
|
test_set_all<64>();
|
|
test_set_all<65>();
|
|
test_set_all<1000>();
|
|
|
|
return true;
|
|
}
|
|
|
|
int main(int, char**) {
|
|
test();
|
|
#if TEST_STD_VER > 20
|
|
static_assert(test());
|
|
#endif
|
|
|
|
return 0;
|
|
}
|