alt Hacker NewsI don't believe it.
Reference counting is a virtual function call + an integer operation. It doesn't happen that often either because objects in UI frameworks are very long lived. C++'s shared_ptr, Rust's Rc, and Swift, don't typically cause performance problems either.
Replies
pjmlp • today at 8:04 AM
Of course they cause problems as well, you not believing it doesn't change profiler facts.
I can also easily point you on CppCon, C++Now and WWDC talks, where presenters spend valuable time of their lifes speaking about matters you don't believe.
➕ show 1 reply
For that matter, AppKit was first released on a NeXT with a 25 MHz 68030 and 8MB of RAM.