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 // <tuple>
11
12 // template <class... Types> class tuple;
13
14 // UNSUPPORTED: c++98, c++03
15
16 // This is not a portable test
17
18 #include <tuple>
19
20 struct A {};
21
22 struct B {};
23
main()24 int main()
25 {
26 {
27 typedef std::tuple<int, A> T;
28 static_assert((sizeof(T) == sizeof(int)), "");
29 }
30 {
31 typedef std::tuple<A, int> T;
32 static_assert((sizeof(T) == sizeof(int)), "");
33 }
34 {
35 typedef std::tuple<A, int, B> T;
36 static_assert((sizeof(T) == sizeof(int)), "");
37 }
38 {
39 typedef std::tuple<A, B, int> T;
40 static_assert((sizeof(T) == sizeof(int)), "");
41 }
42 {
43 typedef std::tuple<int, A, B> T;
44 static_assert((sizeof(T) == sizeof(int)), "");
45 }
46 }
47