More items in tableView causes glitch

[kubacizek]

Hi, I tried to add more items to tableView using your example and it causes this UI glitch. I didn't changed code. I only add more same items to dataArray. Can some someone please look at it? Thank you

https://imgur.com/a/YwACm https://imgur.com/a/lrRcB

Tested on iPhone 5 (iOS 10.3.3) and iPhone 7 (11.2). Xcode 9 Console log: https://pastebin.com/KPqiqHfL