llvm/libcxx/test/libcxx/utilities/expected/expected.void/assert.deref.pass.cpp

//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

// REQUIRES: has-unix-headers
// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
// UNSUPPORTED: libcpp-hardening-mode=none
// XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing

// constexpr void operator*() const noexcept;
//
// Preconditions: has_value() is true.

#include <expected>
#include <utility>

#include "check_assertion.h"

int main(int, char**) {
  std::expected<void, int> e{std::unexpect, 5};
  TEST_LIBCPP_ASSERT_FAILURE(*e, "expected::operator* requires the expected to contain a value");

  return 0;
}