1 //===------------------------- typeinfo.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 #include <stdlib.h>
10 
11 #if !defined(_LIBCPP_BUILDING_HAS_NO_ABI_LIBRARY) && \
12     (defined(__APPLE__) || defined(LIBCXXRT) || defined(LIBCXX_BUILDING_LIBCXXABI))
13 #include <cxxabi.h>
14 #endif
15 
16 #include "typeinfo"
17 
18 #if defined(_LIBCPP_BUILDING_HAS_NO_ABI_LIBRARY)
19 std::type_info::~type_info()
20 {
21 }
22 #endif
23 
24 #if !defined(LIBCXXRT) && !defined(_LIBCPPABI_VERSION)
25 
26 std::bad_cast::bad_cast() _NOEXCEPT
27 {
28 }
29 
30 std::bad_typeid::bad_typeid() _NOEXCEPT
31 {
32 }
33 
34 #ifndef __GLIBCXX__
35 
36 std::bad_cast::~bad_cast() _NOEXCEPT
37 {
38 }
39 
40 const char*
41 std::bad_cast::what() const _NOEXCEPT
42 {
43   return "std::bad_cast";
44 }
45 
46 std::bad_typeid::~bad_typeid() _NOEXCEPT
47 {
48 }
49 
50 const char*
51 std::bad_typeid::what() const _NOEXCEPT
52 {
53   return "std::bad_typeid";
54 }
55 
56 #if defined(__APPLE__) && !defined(_LIBCPP_BUILDING_HAS_NO_ABI_LIBRARY)
57   // On Darwin, the cxa_bad_* functions cannot be in the lower level library
58   // because bad_cast and bad_typeid are defined in his higher level library
59   void __cxxabiv1::__cxa_bad_typeid()
60   {
61 #ifndef _LIBCPP_NO_EXCEPTIONS
62      throw std::bad_typeid();
63 #else
64      _VSTD::abort();
65 #endif
66   }
67   void __cxxabiv1::__cxa_bad_cast()
68   {
69 #ifndef _LIBCPP_NO_EXCEPTIONS
70       throw std::bad_cast();
71 #else
72       _VSTD::abort();
73 #endif
74   }
75 #endif
76 
77 #endif  // !__GLIBCXX__
78 #endif  // !LIBCXXRT && !_LIBCPPABI_VERSION
79