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 #include <complex>
13 #include <type_traits>
14 #include <cassert>
15 
16 int main()
17 {
18 #if _LIBCPP_STD_VER > 11
19     using namespace std::literals::complex_literals;
20 
21 //  Make sure the types are right
22     static_assert ( std::is_same<decltype( 3.0il ), std::complex<long double>>::value, "" );
23     static_assert ( std::is_same<decltype( 3il   ), std::complex<long double>>::value, "" );
24     static_assert ( std::is_same<decltype( 3.0i  ), std::complex<double>>::value, "" );
25     static_assert ( std::is_same<decltype( 3i    ), std::complex<double>>::value, "" );
26     static_assert ( std::is_same<decltype( 3.0if ), std::complex<float>>::value, "" );
27     static_assert ( std::is_same<decltype( 3if   ), std::complex<float>>::value, "" );
28 
29     {
30     std::complex<long double> c1 = 3.0il;
31     assert ( c1 == std::complex<long double>(0, 3.0));
32     auto c2 = 3il;
33     assert ( c1 == c2 );
34     }
35 
36     {
37     std::complex<double> c1 = 3.0i;
38     assert ( c1 == std::complex<double>(0, 3.0));
39     auto c2 = 3i;
40     assert ( c1 == c2 );
41     }
42 
43     {
44     std::complex<float> c1 = 3.0if;
45     assert ( c1 == std::complex<float>(0, 3.0));
46     auto c2 = 3if;
47     assert ( c1 == c2 );
48     }
49 
50 #endif
51 }
52