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* pointers with
*/
extern void objc_setTaggedPointerSecret(uintptr_t secret);
/**
* @brief Registers a class for tagged pointers.
*
* @param class The class to register for tagged pointers
* @return The tagged pointer ID for the registered class
*/
extern int objc_registerTaggedPointerClass(Class _Nonnull class);
/**
* @brief Returns whether the specified object is a tagged pointer.
*
* @param object The object to inspect
* @return Whether the specified object is a tagged pointer
*/
extern bool object_isTaggedPointer(id _Nullable object);
/**
* @brief Returns the value of the specified tagged pointer.
*
* @param object The object whose tagged pointer value should be returned
* @return The tagged pointer value of the object
*/
extern uintptr_t object_getTaggedPointerValue(id _Nonnull object);
/**
* @brief Creates a new tagged pointer.
*
* @param class The tag ID for the tagged pointer class to use
* @param value The value the tagged pointer should have
* @return A tagged pointer, or `nil` if it could not be created
*/
extern id _Nullable objc_createTaggedPointer(int class, uintptr_t value);
/*
* Used by the compiler, but can also be called manually.
*
* These declarations are also required to prevent Clang's implicit
* declarations which include __declspec(dllimport) on Windows.
*/
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* pointers with
*/
extern void objc_setTaggedPointerSecret(uintptr_t secret);
/**
* @brief Registers a class for tagged pointers.
*
* @param class_ The class to register for tagged pointers
* @return The tagged pointer ID for the registered class
*/
extern int objc_registerTaggedPointerClass(Class _Nonnull class_);
/**
* @brief Returns whether the specified object is a tagged pointer.
*
* @param object The object to inspect
* @return Whether the specified object is a tagged pointer
*/
extern bool object_isTaggedPointer(id _Nullable object);
/**
* @brief Returns the value of the specified tagged pointer.
*
* @param object The object whose tagged pointer value should be returned
* @return The tagged pointer value of the object
*/
extern uintptr_t object_getTaggedPointerValue(id _Nonnull object);
/**
* @brief Creates a new tagged pointer.
*
* @param class_ The tag ID for the tagged pointer class to use
* @param value The value the tagged pointer should have
* @return A tagged pointer, or `nil` if it could not be created
*/
extern id _Nullable objc_createTaggedPointer(int class_, uintptr_t value);
/*
* Used by the compiler, but can also be called manually.
*
* These declarations are also required to prevent Clang's implicit
* declarations which include __declspec(dllimport) on Windows.
*/
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