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 // <chrono>
10 
11 // duration
12 
13 // duration& operator%=(const duration& rhs)
14 
15 #include <chrono>
16 #include <cassert>
17 
18 #include "test_macros.h"
19 #include "../../rep.h"
20 
21 #if TEST_STD_VER > 14
test_constexpr()22 constexpr bool test_constexpr()
23 {
24     std::chrono::microseconds us1(11);
25     std::chrono::microseconds us2(3);
26     us1 %= us2;
27     return us1.count() == 2;
28 }
29 #endif
30 
main(int,char **)31 int main(int, char**)
32 {
33     {
34     std::chrono::microseconds us1(11);
35     std::chrono::microseconds us2(3);
36     us1 %= us2;
37     assert(us1.count() == 2);
38     us1 %= std::chrono::milliseconds(3);
39     assert(us1.count() == 2);
40     }
41 
42 #if TEST_STD_VER > 14
43     static_assert(test_constexpr(), "");
44 #endif
45 
46 #if TEST_STD_VER >= 11
47     { // This is PR#41130
48     std::chrono::nanoseconds d(5);
49     NotARep n;
50     d %= n;
51     assert(d.count() == 5);
52     }
53 #endif
54 
55   return 0;
56 }
57