David,

On Apr 24, 2013, at 12:11 PM, David Holmes wrote:

> On 24/04/2013 7:09 PM, Rickard Bäckman wrote:
>> Nils,
>> 
>> no it doesn't matter. Rather intended. By initializing it to NULL we forced 
>> implementors to use a pointer that would have to be initialized at some 
>> point. Now it can be a class / struct
>> that is instead initialized by a default constructor.
> 
> So that addressed my question on the missing setter. But doesn't this also 
> mean that you are now prohibiting it from being a simple pointer-type as 
> there is no way to set it? Isn't maintaining the setter more flexible as it 
> can be used in either case (direct assignment or copy constructor). Though 
> lack of initialization in the current code still looks wrong.

Yes it makes it harder for the type to be a simple pointer, though that could 
be worked around by putting the pointer inside a struct. Not a great solution 
perhaps. 
The other solution would be to have a setter, the question is what to 
initialize it with? Should we add another hook?

/R

> 
> David
> 
>> /R
>> 
>> On Apr 24, 2013, at 10:45 AM, Nils Loodin wrote:
>> 
>>> Does it matter that the pointer gets initialized to NULL before, but not 
>>> now? There isn't any null checks anywhere that depends on that?
>>> 
>>> Regards,
>>> Nils
>>> 
>>> On 04/24/2013 09:51 AM, Rickard Bäckman wrote:
>>>> Hi all,
>>>> 
>>>> can I have a couple of reviews for this small change. The short story is 
>>>> that the current way the thread-local _trace_buffer is somewhat inflexible.
>>>> By changing the type of the getter this structure gets more flexible for 
>>>> different implementations. I also think that the name is misused. Just 
>>>> naming it
>>>> to _trace_data is more generic and less implementation-specific.
>>>> 
>>>> The webrev: http://cr.openjdk.java.net/~rbackman/8013117/
>>>> 
>>>> Thanks
>>>> /R
>>>> 
>>> 
>> 

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