Re: ARC not ready for primetime?
Re: ARC not ready for primetime?
- Subject: Re: ARC not ready for primetime?
- From: Dave Zarzycki <email@hidden>
- Date: Sat, 24 Mar 2012 11:42:40 -0700
Scott,
Please reduce this down to a test case so that we might try and reproduce what you are observing.
Thanks!
davez
On Mar 24, 2012, at 1:17 AM, Scott Andrew <email@hidden> wrote:
> I seem to have hit a few limitations with ARC.
>
> 1.) Subclasses of CALayer are not being fully released which causes my view controller to remain around. There is still some small bit of memory being left behind. Even if I do the following simple code:
>
> -(void) viewDidLoad {
>
> [super viewDidLoad];
>
> CNFooLayer* foo = [CNFooLayer layer];
>
> [self.view.layer addSublayer:cup];
> }
>
> Cup is:
>
> @interface CNFooLayer : CALayer
> @end
>
>
> If you change the above too:
>
> [super viewDidLoad];
>
> CALayer* foo = [CALayer layer];
>
> [self.view.layer addSublayer:cup];
>
> all is good.
>
> If I watch the object list the object allocations you can see that there is residual memory left behind and my view controller is still around (even though dealloc was called).
>
> 2.) I have a simple class with lost of properties that if i alloc and init it will cause my hand created view controller to stick around. Remove the alloc in the view controller and all is fine.
>
> I seem to be at the point now where need to remove arc and go back to retain, release. The weird thing is leaks has no leaks, watching for my viewController in statistics shows that it has gone away. However heapshot shows residual and so does the object list.
>
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