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: libcpp-has-no-threads
11 
12 // <future>
13 
14 // class future_error : public logic_error {...};
15 
16 #include <future>
17 #include <type_traits>
18 
main()19 int main()
20 {
21     static_assert((std::is_convertible<std::future_error*,
22                                        std::logic_error*>::value), "");
23 }
24