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 // <system_error> 11 12 // class error_code 13 14 // error_code make_error_code(errc e); 15 16 #include <system_error> 17 #include <cassert> 18 main()19int main() 20 { 21 { 22 std::error_code ec = make_error_code(std::errc::operation_canceled); 23 assert(ec.value() == static_cast<int>(std::errc::operation_canceled)); 24 assert(ec.category() == std::generic_category()); 25 } 26 } 27