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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>>(size_t pos) const;
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_right_shift()20 void test_right_shift() {
21     std::vector<std::bitset<N> > const cases = get_test_cases<N>();
22     for (std::size_t c = 0; c != cases.size(); ++c) {
23         for (std::size_t s = 0; s <= N+1; ++s) {
24             std::bitset<N> v1 = cases[c];
25             std::bitset<N> v2 = v1;
26             assert((v1 >>= s) == (v2 >> s));
27         }
28     }
29 }
30 
main(int,char **)31 int main(int, char**) {
32     test_right_shift<0>();
33     test_right_shift<1>();
34     test_right_shift<31>();
35     test_right_shift<32>();
36     test_right_shift<33>();
37     test_right_shift<63>();
38     test_right_shift<64>();
39     test_right_shift<65>();
40     test_right_shift<1000>();
41 
42     return 0;
43 }
44