libcxx/src/any.cpp

   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 <any>
  10
  11 namespace std {
  12 const char* bad_any_cast::what() const noexcept {
  13     return "bad any cast";
  14 }
  15 }
  16
  17
  18 #include <experimental/__config>
  19
  20 //  Preserve std::experimental::any_bad_cast for ABI compatibility
  21 //  Even though it no longer exists in a header file
  22 _LIBCPP_BEGIN_NAMESPACE_LFTS
  23
  24 class _LIBCPP_EXPORTED_FROM_ABI _LIBCPP_AVAILABILITY_BAD_ANY_CAST bad_any_cast : public bad_cast
  25 {
  26 public:
  27     virtual const char* what() const noexcept;
  28 };
  29
  30 const char* bad_any_cast::what() const noexcept {
  31     return "bad any cast";
  32 }
  33
  34 _LIBCPP_END_NAMESPACE_LFTS