ObjFW  Check-in [05e2b4b851]

	assert(PRE_IVARS->retainCount >= 0);
	return PRE_IVARS->retainCount;
}

- (void)release
{
#if defined(OF_HAVE_ATOMIC_OPS)
	of_memory_barrier_release();

	if (of_atomic_int_dec(&PRE_IVARS->retainCount) <= 0)
	if (of_atomic_int_dec(&PRE_IVARS->retainCount) <= 0) {
		of_memory_barrier_acquire();

		[self dealloc];
	}
#else
	size_t c;

	OF_ENSURE(of_spinlock_lock(&PRE_IVARS->retainCountSpinlock));
	c = --PRE_IVARS->retainCount;
	OF_ENSURE(of_spinlock_unlock(&PRE_IVARS->retainCountSpinlock));