RFR(s): JDK-8214687 Optimize Collections.nCopies().hashCode()
Martin Buchholz
martinrb at google.com
Wed Dec 12 04:25:26 UTC 2018
I used to believe that, but apparently I was wrong.
https://openjdk.markmail.org/thread/rfqfultw35i2az45
On Tue, Dec 11, 2018 at 8:14 PM Zheka Kozlov <orionllmain at gmail.com> wrote:
> Would be better to add @Stable to the fields instead? (`n` and `element`
> are final, so @Stable is OK here)
>
> ср, 12 дек. 2018 г. в 11:02, Martin Buchholz <martinrb at google.com>:
>
>> In performance critical code, we don't trust hotspot to not reload final
>>> fields. Other forEach methods do this, e.g.
>>
>>
>> final Object[] es = queue;
>> for (int i = 0, n = size; i < n; i++)
>> action.accept((E) es[i]);
>>
>>
>
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