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 ~X() noexcept(false) {} 22 }; 23 24 int main() 25 { 26 optional<X> opt; 27 } 28