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