ObjFW  Diff

	instanceSize = class_getInstanceSize(class);

	if OF_UNLIKELY (extraAlignment > 1)
		extraAlignment = ((instanceSize + extraAlignment - 1) &
		    ~(extraAlignment - 1)) - extraAlignment;

	instance = calloc(1, PRE_IVARS_ALIGN + instanceSize +
	    extraAlignment + extraSize);

	if OF_UNLIKELY (instance == nil) {
		allocFailedException.isa = [OFAllocFailedException class];
		@throw (id)&allocFailedException;
	}

	((struct pre_ivar *)instance)->retainCount = 1;



#if !defined(OF_HAVE_ATOMIC_OPS) && defined(OF_HAVE_THREADS)
	if OF_UNLIKELY (!of_spinlock_new(
	    &((struct pre_ivar *)instance)->retainCountSpinlock)) {
		free(instance);
		@throw [OFInitializationFailedException
		    exceptionWithClass: class];
	}
#endif

	instance = (OFObject *)(void *)((char *)instance + PRE_IVARS_ALIGN);



	if (!objc_constructInstance(class, instance)) {
		free((char *)instance - PRE_IVARS_ALIGN);
		@throw [OFInitializationFailedException
		    exceptionWithClass: class];
	}

	if OF_UNLIKELY (extra != NULL)

	if OF_UNLIKELY (size > SIZE_MAX - PRE_IVARS_ALIGN)
		@throw [OFOutOfRangeException exception];

	if OF_UNLIKELY ((pointer = malloc(PRE_MEM_ALIGN + size)) == NULL)
		@throw [OFOutOfMemoryException
		    exceptionWithRequestedSize: size];


	preMem = pointer;
	preMem->owner = self;
	preMem->prev = PRE_IVARS->lastMem;
	preMem->next = NULL;

	if OF_LIKELY (PRE_IVARS->lastMem != NULL)
		PRE_IVARS->lastMem->next = preMem;

	if OF_UNLIKELY (PRE_IVARS->firstMem == NULL)
		PRE_IVARS->firstMem = preMem;

	PRE_IVARS->lastMem = preMem;

	return (char *)pointer + PRE_MEM_ALIGN;
}

- (void *)allocMemoryWithSize: (size_t)size
			count: (size_t)count
{
	if OF_UNLIKELY (count > SIZE_MAX / size)
		@throw [OFOutOfRangeException exception];

	return [self allocMemoryWithSize: size * count];
}

- (void *)allocZeroedMemoryWithSize: (size_t)size
{
	void *pointer;
	struct pre_mem *preMem;

	if OF_UNLIKELY (size == 0)
		return NULL;

	if OF_UNLIKELY (size > SIZE_MAX - PRE_IVARS_ALIGN)
		@throw [OFOutOfRangeException exception];

	if OF_UNLIKELY ((pointer = calloc(1, PRE_MEM_ALIGN + size)) == NULL)
		@throw [OFOutOfMemoryException
		    exceptionWithRequestedSize: size];

	preMem = pointer;
	preMem->owner = self;
	preMem->prev = PRE_IVARS->lastMem;

	if OF_LIKELY (PRE_IVARS->lastMem != NULL)
		PRE_IVARS->lastMem->next = preMem;

	if OF_UNLIKELY (PRE_IVARS->firstMem == NULL)
		PRE_IVARS->firstMem = preMem;

	PRE_IVARS->lastMem = preMem;

	return (char *)pointer + PRE_MEM_ALIGN;
}

- (void *)allocZeroedMemoryWithSize: (size_t)size
			      count: (size_t)count
{
	if OF_UNLIKELY (count > SIZE_MAX / size)
		@throw [OFOutOfRangeException exception];

	return [self allocZeroedMemoryWithSize: size * count];
}

- (void *)resizeMemory: (void *)pointer
		  size: (size_t)size
{
	void *new;
	struct pre_mem *preMem;