Re: Random crashes with ABC enabled
- From: Richard Hundt <richardhundt@xxxxxxxxx>
- To: luajit@xxxxxxxxxxxxx
- Date: Thu, 27 Mar 2014 21:01:33 +0100
On 3/27/14 7:55 PM, demetri wrote:
>
>
> Could you confirm that by "unanchored FFI cdata" you mean native
> arrays which are deallocated randomly by non-Lua part?
>
>
>
>
> -- Case 3 (unanchored return of ffi.new())
> local function baz ()
> local x = ffi.new(whatever)
> -- do some stuff to x
> return x
> -- oops! nothing references the memory from ffi.new when local x
> goes out
> -- of scope!
> end
>
>
So are you saying that if - using your example - I do:
local x = baz()
that x can get collected out from under me? I don't think that's right.
I've always relied on cdata being collected when they're not in any GC
roots.
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