ObjFW  Check-in [b919654740]

} _Unwind_Reason_Code;

struct objc_exception {
	struct _Unwind_Exception {
		uint64_t class;
		void (*cleanup)(_Unwind_Reason_Code, struct _Unwind_Exception*);
#ifndef HAVE_ARM_EHABI_EXCEPTIONS
# ifdef HAVE_SEH_EXCEPTIONS
# ifndef HAVE_SEH_EXCEPTIONS
		uint64_t private[6];
# else
		/*
		 * The Itanium Exception ABI says to have those and never touch
		 * them.
		 */
		uint64_t private1, private2;
# else
		uint64_t private[6];
# endif
#else
		/* From "Exception Handling ABI for the ARM(R) Architecture" */
		struct {
			uint32_t reserved1, reserved2, reserved3, reserved4;
			uint32_t reserved;
		} unwinder_cache;