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 // test bitset<N>& operator&=(const bitset<N>& rhs);
10 
11 #include <bitset>
12 #include <cassert>
13 #include <cstddef>
14 #include <vector>
15 
16 #include "../bitset_test_cases.h"
17 #include "test_macros.h"
18 
19 template <std::size_t N>
test_op_and_eq()20 void test_op_and_eq() {
21     std::vector<std::bitset<N> > const cases = get_test_cases<N>();
22     for (std::size_t c1 = 0; c1 != cases.size(); ++c1) {
23         for (std::size_t c2 = 0; c2 != cases.size(); ++c2) {
24             std::bitset<N> v1 = cases[c1];
25             std::bitset<N> v2 = cases[c2];
26             std::bitset<N> v3 = v1;
27             v1 &= v2;
28             for (std::size_t i = 0; i < v1.size(); ++i)
29                 assert(v1[i] == (v3[i] && v2[i]));
30         }
31     }
32 }
33 
main(int,char **)34 int main(int, char**) {
35     test_op_and_eq<0>();
36     test_op_and_eq<1>();
37     test_op_and_eq<31>();
38     test_op_and_eq<32>();
39     test_op_and_eq<33>();
40     test_op_and_eq<63>();
41     test_op_and_eq<64>();
42     test_op_and_eq<65>();
43     test_op_and_eq<1000>();
44 
45     return 0;
46 }
47