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 | // <array> |
10 | |
11 | // template <class T, size_t N> constexpr size_type array<T,N>::size(); |
12 | |
13 | #include <array> |
14 | #include <cassert> |
15 | |
16 | #include "test_macros.h" |
17 | |
18 | int main(int, char**) |
19 | { |
20 | { |
21 | typedef double T; |
22 | typedef std::array<T, 3> C; |
23 | C c = {1, 2, 3.5}; |
24 | assert(c.size() == 3); |
25 | assert(c.max_size() == 3); |
26 | assert(!c.empty()); |
27 | } |
28 | { |
29 | typedef double T; |
30 | typedef std::array<T, 0> C; |
31 | C c = {}; |
32 | assert(c.size() == 0); |
33 | assert(c.max_size() == 0); |
34 | assert(c.empty()); |
35 | } |
36 | #if TEST_STD_VER >= 11 |
37 | { |
38 | typedef double T; |
39 | typedef std::array<T, 3> C; |
40 | constexpr C c = {1, 2, 3.5}; |
41 | static_assert(c.size() == 3, "" ); |
42 | static_assert(c.max_size() == 3, "" ); |
43 | static_assert(!c.empty(), "" ); |
44 | } |
45 | { |
46 | typedef double T; |
47 | typedef std::array<T, 0> C; |
48 | constexpr C c = {}; |
49 | static_assert(c.size() == 0, "" ); |
50 | static_assert(c.max_size() == 0, "" ); |
51 | static_assert(c.empty(), "" ); |
52 | } |
53 | #endif |
54 | |
55 | return 0; |
56 | } |
57 | |