xref: /freebsd/contrib/llvm-project/libcxx/src/optional.cpp (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
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 <optional>
10 #include <stdexcept>
11 
12 namespace std {
13 
14 bad_optional_access::~bad_optional_access() noexcept = default;
15 
16 const char* bad_optional_access::what() const noexcept { return "bad_optional_access"; }
17 
18 } // namespace std
19 
20 #include <experimental/__config>
21 
22 //  Preserve std::experimental::bad_optional_access for ABI compatibility
23 //  Even though it no longer exists in a header file
24 _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
25 
26 class _LIBCPP_EXPORTED_FROM_ABI _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS bad_optional_access : public std::logic_error {
27 public:
28   bad_optional_access() : std::logic_error("Bad optional Access") {}
29 
30   // Get the key function ~bad_optional_access() into the dylib
31   virtual ~bad_optional_access() noexcept;
32 };
33 
34 bad_optional_access::~bad_optional_access() noexcept = default;
35 
36 _LIBCPP_END_NAMESPACE_EXPERIMENTAL
37