1 //===------------------------ optional.cpp --------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "optional" 11 12 namespace std 13 { 14 15 bad_optional_access::~bad_optional_access() _NOEXCEPT = default; 16 what() const17const char* bad_optional_access::what() const _NOEXCEPT { 18 return "bad_optional_access"; 19 } 20 21 } // std 22 23 24 #include <experimental/__config> 25 26 // Preserve std::experimental::bad_optional_access for ABI compatibility 27 // Even though it no longer exists in a header file 28 _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL 29 30 class _LIBCPP_EXCEPTION_ABI _LIBCPP_AVAILABILITY_BAD_OPTIONAL_ACCESS bad_optional_access 31 : public std::logic_error 32 { 33 public: bad_optional_access()34 bad_optional_access() : std::logic_error("Bad optional Access") {} 35 36 // Get the key function ~bad_optional_access() into the dylib 37 virtual ~bad_optional_access() _NOEXCEPT; 38 }; 39 40 bad_optional_access::~bad_optional_access() _NOEXCEPT = default; 41 42 _LIBCPP_END_NAMESPACE_EXPERIMENTAL 43