It was discussed recently: https://forum.nim-lang.org/t/7905 https://forum.nim-lang.org/t/7905 > to Swift which can cause memory leaks The Nim compiler can de

It was discussed recently: https://forum.nim-lang.org/t/7905 https://forum.nim-lang.org/t/7905 > to Swift which can cause memory leaks The Nim compiler can detect cycles and warn you. And --gc:orc collects them successfully at runtime. Orc is going to be the default.