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 // enum class future_errc 15 // { 16 // future_already_retrieved = 1, 17 // promise_already_satisfied, 18 // no_state 19 // broken_promise, 20 // }; 21 22 #include <future> 23 24 int main() 25 { 26 static_assert(static_cast<int>(std::future_errc::future_already_retrieved) == 1, ""); 27 static_assert(static_cast<int>(std::future_errc::promise_already_satisfied) == 2, ""); 28 static_assert(static_cast<int>(std::future_errc::no_state) == 3, ""); 29 static_assert(static_cast<int>(std::future_errc::broken_promise) == 4, ""); 30 } 31
