ObjFW  Check-in [9c421b6ff0]

	count += count_;
	size = newSize;
}

- (void)removeItemsInRange: (of_range_t)range
{
	size_t newSize, lastPageByte;
	size_t pageSize, newSize;

	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > count)
		@throw [OFOutOfRangeException exceptionWithClass: [self class]];

	memmove(items + range.location * itemSize,
	    items + (range.location + range.length) * itemSize,
	    (count - range.location - range.length) * itemSize);

	count -= range.length;
	lastPageByte = [OFSystemInfo pageSize] - 1;
	newSize = (count * itemSize + lastPageByte) & ~lastPageByte;
	pageSize = [OFSystemInfo pageSize];
	newSize = (count * itemSize + pageSize - 1) & ~(pageSize - 1);

	if (size != newSize)
		items = [self resizeMemory: items
				      size: newSize];
	size = newSize;
	if (size != newSize && newSize >= pageSize) {
		@try {
			items = [self resizeMemory: items
					      size: newSize];
		} @catch (OFOutOfMemoryException *e) {
			/* We don't care, as we only made it smaller */
		}

		size = newSize;
	}
}

- (void)removeLastItem
{
	size_t newSize, lastPageByte;
	size_t pageSize, newSize;

	if (count == 0)
		return;

	count--;
	lastPageByte = [OFSystemInfo pageSize] - 1;
	newSize = (count * itemSize + lastPageByte) & ~lastPageByte;
	pageSize = [OFSystemInfo pageSize];
	newSize = (count * itemSize + pageSize - 1) & ~(pageSize - 1);

	if (size != newSize) {
	if (size != newSize && newSize >= pageSize) {
		@try {
			items = [self resizeMemory: items
					      size: newSize];
		} @catch (OFOutOfMemoryException *e) {
			/* We don't care, as we only made it smaller */
		}

		size = newSize;
	}
}

- (void)removeAllItems
{
	size_t pageSize = [OFSystemInfo pageSize];

	@try {
	[self freeMemory: items];

	items = NULL;
		items = [self resizeMemory: items
				      size: pageSize];
		size = pageSize;
	} @catch (OFOutOfMemoryException *e) {
		/* We don't care, as we only made it smaller */
	}

	count = 0;
	size = 0;
}
@end