1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <chrono>
11
12 // duration
13
14 // template <class Rep1, class Period1, class Rep2, class Period2>
15 // typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
16 // operator+(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
17
18 #include <chrono>
19 #include <cassert>
20
21 #include "test_macros.h"
22
main()23 int main()
24 {
25 {
26 std::chrono::seconds s1(3);
27 std::chrono::seconds s2(5);
28 std::chrono::seconds r = s1 + s2;
29 assert(r.count() == 8);
30 }
31 {
32 std::chrono::seconds s1(3);
33 std::chrono::microseconds s2(5);
34 std::chrono::microseconds r = s1 + s2;
35 assert(r.count() == 3000005);
36 }
37 {
38 std::chrono::duration<int, std::ratio<2, 3> > s1(3);
39 std::chrono::duration<int, std::ratio<3, 5> > s2(5);
40 std::chrono::duration<int, std::ratio<1, 15> > r = s1 + s2;
41 assert(r.count() == 75);
42 }
43 {
44 std::chrono::duration<int, std::ratio<2, 3> > s1(3);
45 std::chrono::duration<double, std::ratio<3, 5> > s2(5);
46 std::chrono::duration<double, std::ratio<1, 15> > r = s1 + s2;
47 assert(r.count() == 75);
48 }
49 #if TEST_STD_VER >= 11
50 {
51 constexpr std::chrono::seconds s1(3);
52 constexpr std::chrono::seconds s2(5);
53 constexpr std::chrono::seconds r = s1 + s2;
54 static_assert(r.count() == 8, "");
55 }
56 {
57 constexpr std::chrono::seconds s1(3);
58 constexpr std::chrono::microseconds s2(5);
59 constexpr std::chrono::microseconds r = s1 + s2;
60 static_assert(r.count() == 3000005, "");
61 }
62 {
63 constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
64 constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
65 constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 + s2;
66 static_assert(r.count() == 75, "");
67 }
68 {
69 constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
70 constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
71 constexpr std::chrono::duration<double, std::ratio<1, 15> > r = s1 + s2;
72 static_assert(r.count() == 75, "");
73 }
74 #endif
75 }
76