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 // tuple_element<I, array<T, N> >::type
13
14 #include <array>
15 #include <type_traits>
16
main()17 int main()
18 {
19 {
20 typedef double T;
21 typedef std::array<T, 3> C;
22 static_assert((std::is_same<std::tuple_element<0, C>::type, T>::value), "");
23 static_assert((std::is_same<std::tuple_element<1, C>::type, T>::value), "");
24 static_assert((std::is_same<std::tuple_element<2, C>::type, T>::value), "");
25 }
26 {
27 typedef int T;
28 typedef std::array<T, 3> C;
29 static_assert((std::is_same<std::tuple_element<0, C>::type, T>::value), "");
30 static_assert((std::is_same<std::tuple_element<1, C>::type, T>::value), "");
31 static_assert((std::is_same<std::tuple_element<2, C>::type, T>::value), "");
32 }
33 }
34