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#include <__availability>
10#include <optional>
11#include <stdexcept>
12
13namespace std {
14
15bad_optional_access::~bad_optional_access() noexcept = default;
16
17const char* bad_optional_access::what() const noexcept { return "bad_optional_access"; }
18
19} // namespace std
20
21#include <experimental/__config>
22
23// Preserve std::experimental::bad_optional_access for ABI compatibility
24// Even though it no longer exists in a header file
25_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
26
27class _LIBCPP_EXPORTED_FROM_ABI _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS bad_optional_access : public std::logic_error {
28public:
29 bad_optional_access() : std::logic_error("Bad optional Access") {}
30
31 // Get the key function ~bad_optional_access() into the dylib
32 virtual ~bad_optional_access() noexcept;
33};
34
35bad_optional_access::~bad_optional_access() noexcept = default;
36
37_LIBCPP_END_NAMESPACE_EXPERIMENTAL
38

source code of libcxx/src/optional.cpp