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 // <array>
11 
12 // template <class T, size_t N> constexpr size_type array<T,N>::size();
13 
14 #include <array>
15 #include <cassert>
16 
17 #include "../suppress_array_warnings.h"
18 
main()19 int main()
20 {
21     {
22         typedef double T;
23         typedef std::array<T, 3> C;
24         C c = {1, 2, 3.5};
25         assert(c.size() == 3);
26         assert(c.max_size() == 3);
27         assert(!c.empty());
28     }
29     {
30         typedef double T;
31         typedef std::array<T, 0> C;
32         C c = {};
33         assert(c.size() == 0);
34         assert(c.max_size() == 0);
35         assert(c.empty());
36     }
37 #ifndef _LIBCPP_HAS_NO_CONSTEXPR
38     {
39         typedef double T;
40         typedef std::array<T, 3> C;
41         constexpr C c = {1, 2, 3.5};
42         static_assert(c.size() == 3, "");
43         static_assert(c.max_size() == 3, "");
44         static_assert(!c.empty(), "");
45     }
46     {
47         typedef double T;
48         typedef std::array<T, 0> C;
49         constexpr C c = {};
50         static_assert(c.size() == 0, "");
51         static_assert(c.max_size() == 0, "");
52         static_assert(c.empty(), "");
53     }
54 #endif
55 }
56