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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// UNSUPPORTED: 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: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.{{9|10|11}}
// <future>
// class future_error
// const char* what() const throw();
#include <future>
#include <cstring>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
{
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);
}
return 0;
}
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