xref: /freebsd/contrib/llvm-project/libcxx/src/optional.cpp (revision 81ad626541db97eb356e2c1d4a20eb2a26a766ab)
1349cc55cSDimitry Andric //===----------------------------------------------------------------------===//
20b57cec5SDimitry Andric //
30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric //
70b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric 
9*81ad6265SDimitry Andric #include <__availability>
10*81ad6265SDimitry Andric #include <optional>
110b57cec5SDimitry Andric 
120b57cec5SDimitry Andric namespace std
130b57cec5SDimitry Andric {
140b57cec5SDimitry Andric 
15fe6060f1SDimitry Andric bad_optional_access::~bad_optional_access() noexcept = default;
160b57cec5SDimitry Andric 
17fe6060f1SDimitry Andric const char* bad_optional_access::what() const noexcept {
180b57cec5SDimitry Andric   return "bad_optional_access";
190b57cec5SDimitry Andric   }
200b57cec5SDimitry Andric 
210b57cec5SDimitry Andric } // std
220b57cec5SDimitry Andric 
230b57cec5SDimitry Andric 
240b57cec5SDimitry Andric #include <experimental/__config>
250b57cec5SDimitry Andric 
260b57cec5SDimitry Andric //  Preserve std::experimental::bad_optional_access for ABI compatibility
270b57cec5SDimitry Andric //  Even though it no longer exists in a header file
280b57cec5SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
290b57cec5SDimitry Andric 
300b57cec5SDimitry Andric class _LIBCPP_EXCEPTION_ABI _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS bad_optional_access
310b57cec5SDimitry Andric     : public std::logic_error
320b57cec5SDimitry Andric {
330b57cec5SDimitry Andric public:
340b57cec5SDimitry Andric 	bad_optional_access() : std::logic_error("Bad optional Access") {}
350b57cec5SDimitry Andric 
360b57cec5SDimitry Andric //	Get the key function ~bad_optional_access() into the dylib
37fe6060f1SDimitry Andric     virtual ~bad_optional_access() noexcept;
380b57cec5SDimitry Andric };
390b57cec5SDimitry Andric 
40fe6060f1SDimitry Andric bad_optional_access::~bad_optional_access() noexcept = default;
410b57cec5SDimitry Andric 
420b57cec5SDimitry Andric _LIBCPP_END_NAMESPACE_EXPERIMENTAL
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