зеркало из https://github.com/microsoft/STL.git
76 строки
2.0 KiB
C++
76 строки
2.0 KiB
C++
// typeinfo standard header
|
|
|
|
// Copyright (c) Microsoft Corporation.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
|
|
#pragma once
|
|
|
|
#ifndef _TYPEINFO_
|
|
#define _TYPEINFO_
|
|
#include <yvals_core.h>
|
|
#if _STL_COMPILER_PREPROCESSOR
|
|
#include <exception>
|
|
|
|
#pragma pack(push, _CRT_PACKING)
|
|
#pragma warning(push, _STL_WARNING_LEVEL)
|
|
#pragma warning(disable : _STL_DISABLED_WARNINGS)
|
|
_STL_DISABLE_CLANG_WARNINGS
|
|
#pragma push_macro("new")
|
|
#undef new
|
|
|
|
#pragma warning(disable : 4275) // non dll-interface class 'X' used as base for dll-interface class 'Y'
|
|
|
|
#include <vcruntime_typeinfo.h>
|
|
|
|
_STD_BEGIN
|
|
|
|
// size in pointers of std::function and std::any (roughly 3 pointers larger than std::string when building debug)
|
|
constexpr int _Small_object_num_ptrs = 6 + 16 / sizeof(void*);
|
|
|
|
#if !(_HAS_EXCEPTIONS)
|
|
|
|
// CLASS bad_cast
|
|
class _CRTIMP2_IMPORT bad_cast : public exception { // base of all bad cast exceptions
|
|
public:
|
|
bad_cast(const char* _Message = "bad cast") noexcept : exception(_Message) {}
|
|
|
|
virtual ~bad_cast() noexcept {}
|
|
|
|
protected:
|
|
virtual void _Doraise() const override { // perform class-specific exception handling
|
|
_RAISE(*this);
|
|
}
|
|
};
|
|
|
|
// CLASS bad_typeid
|
|
class _CRTIMP2_IMPORT bad_typeid : public exception { // base of all bad typeid exceptions
|
|
public:
|
|
bad_typeid(const char* _Message = "bad typeid") noexcept : exception(_Message) {}
|
|
|
|
virtual ~bad_typeid() noexcept {}
|
|
|
|
protected:
|
|
virtual void _Doraise() const override { // perform class-specific exception handling
|
|
_RAISE(*this);
|
|
}
|
|
};
|
|
|
|
class _CRTIMP2_IMPORT __non_rtti_object : public bad_typeid { // report a non RTTI object
|
|
public:
|
|
__non_rtti_object(const char* _Message) : bad_typeid(_Message) {}
|
|
};
|
|
#endif // _HAS_EXCEPTIONS
|
|
|
|
[[noreturn]] inline void _Throw_bad_cast() {
|
|
_THROW(bad_cast{});
|
|
}
|
|
|
|
_STD_END
|
|
|
|
#pragma pop_macro("new")
|
|
_STL_RESTORE_CLANG_WARNINGS
|
|
#pragma pack(pop)
|
|
#pragma warning(pop)
|
|
#endif // _STL_COMPILER_PREPROCESSOR
|
|
#endif // _TYPEINFO_
|