Some fun with GC

[Stefan_Salewski]

    type MyObject = ref object of RootRef
      i: int
    
    proc finalizeObject*[T](o: T) =
      echo "finalizerCalled"
    
    proc newMyObject*(): MyObject  =
      new(result, finalizeObject)
    
    proc main =
      var x = newMyObject()
      x.i = 7
      echo x.i * 2
    
    main()
    GC_FullCollect()
    
    
    Run
    
    
    $ nim c t.nim
    $ ./t
    14
    
    
    Run
    
    
    $ nim c -d:release t.nim
    finalizerCalled
    
    
    Run
    
    
    $ nim -v
    Nim Compiler Version 0.18.1 [Linux: amd64]
    Compiled at 2018-08-20
    Copyright (c) 2006-2018 by Andreas Rumpf
    
    git hash: b75808c7d992ea47f8d6abc656b881b2aa0f86de
    active boot switches: -d:release
    
    
    Run