1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // UNSUPPORTED: libcpp-has-no-threads 10 11 // LWG 2056 changed the values of future_errc, so if we're using new headers 12 // with an old library we'll get incorrect messages. 13 // 14 // XFAIL: with_system_cxx_lib=macosx10.11 15 // XFAIL: with_system_cxx_lib=macosx10.10 16 // XFAIL: with_system_cxx_lib=macosx10.9 17 // XFAIL: with_system_cxx_lib=macosx10.7 18 // XFAIL: with_system_cxx_lib=macosx10.8 19 20 // <future> 21 22 // class future_error 23 24 // const char* what() const throw(); 25 26 #include <future> 27 #include <cstring> 28 #include <cassert> 29 30 #include "test_macros.h" 31 32 int main(int, char**) 33 { 34 { 35 std::future_error f(std::make_error_code(std::future_errc::broken_promise)); 36 LIBCPP_ASSERT(std::strcmp(f.what(), "The associated promise has been destructed prior " 37 "to the associated state becoming ready.") == 0); 38 } 39 { 40 std::future_error f(std::make_error_code(std::future_errc::future_already_retrieved)); 41 LIBCPP_ASSERT(std::strcmp(f.what(), "The future has already been retrieved from " 42 "the promise or packaged_task.") == 0); 43 } 44 { 45 std::future_error f(std::make_error_code(std::future_errc::promise_already_satisfied)); 46 LIBCPP_ASSERT(std::strcmp(f.what(), "The state of the promise has already been set.") == 0); 47 } 48 { 49 std::future_error f(std::make_error_code(std::future_errc::no_state)); 50 LIBCPP_ASSERT(std::strcmp(f.what(), "Operation not permitted on an object without " 51 "an associated state.") == 0); 52 } 53 54 return 0; 55 } 56