//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // UNSUPPORTED: libcpp-has-no-threads // LWG 2056 changed the values of future_errc, so if we're using new headers // with an old library we'll get incorrect messages. // // XFAIL: with_system_cxx_lib=macosx10.11 // XFAIL: with_system_cxx_lib=macosx10.10 // XFAIL: with_system_cxx_lib=macosx10.9 // XFAIL: with_system_cxx_lib=macosx10.7 // XFAIL: with_system_cxx_lib=macosx10.8 // <future> // class future_error // const char* what() const throw(); #include <future> #include <cstring> #include <cassert> #include "test_macros.h" int main() { { std::future_error f(std::make_error_code(std::future_errc::broken_promise)); LIBCPP_ASSERT(std::strcmp(f.what(), "The associated promise has been destructed prior " "to the associated state becoming ready.") == 0); } { std::future_error f(std::make_error_code(std::future_errc::future_already_retrieved)); LIBCPP_ASSERT(std::strcmp(f.what(), "The future has already been retrieved from " "the promise or packaged_task.") == 0); } { std::future_error f(std::make_error_code(std::future_errc::promise_already_satisfied)); LIBCPP_ASSERT(std::strcmp(f.what(), "The state of the promise has already been set.") == 0); } { std::future_error f(std::make_error_code(std::future_errc::no_state)); LIBCPP_ASSERT(std::strcmp(f.what(), "Operation not permitted on an object without " "an associated state.") == 0); } }