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 // UNSUPPORTED: c++98, c++03, c++11
11 // <optional>
12
13 // T shall be an object type and shall satisfy the requirements of Destructible
14
15 #include <experimental/optional>
16
17 using std::experimental::optional;
18
19 struct X
20 {
21 private:
~XX22 ~X() {}
23 };
24
main()25 int main()
26 {
27 optional<X> opt;
28 }
29