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 <size_t I, class T, size_t N> const T& get(const array<T, N>& a);
13
14 #include <array>
15 #include <cassert>
16
17 #include "test_macros.h"
18
19 // std::array is explicitly allowed to be initialized with A a = { init-list };.
20 // Disable the missing braces warning for this reason.
21 #include "disable_missing_braces_warning.h"
22
main()23 int main()
24 {
25 {
26 typedef double T;
27 typedef std::array<T, 3> C;
28 const C c = {1, 2, 3.5};
29 assert(std::get<0>(c) == 1);
30 assert(std::get<1>(c) == 2);
31 assert(std::get<2>(c) == 3.5);
32 }
33 #if TEST_STD_VER > 11
34 {
35 typedef double T;
36 typedef std::array<T, 3> C;
37 constexpr const C c = {1, 2, 3.5};
38 static_assert(std::get<0>(c) == 1, "");
39 static_assert(std::get<1>(c) == 2, "");
40 static_assert(std::get<2>(c) == 3.5, "");
41 }
42 #endif
43 }
44