Yep - they are just straddling the wrong "if". They need to be straddling
the _first_ "if". Just a dumb mistake.
The timing results weren't BS... they were real... but I don't know how the
code was working!
Derek
On Wed, Mar 30, 2016 at 12:21 PM John Peterson <jwpeter...@gmail.com> wrote:
> On Wed, Mar 30, 2016 at 10:09 AM, Derek Gaston <fried...@gmail.com> wrote:
>
>> Yeah - definitely egg on my face. There were so many different versions
>> that I just screwed up the final one.
>>
>> I'll put in a PR to fix it.
>>
>> The weird thing is... I know that I ran tests on this version... and it
>> worked fine. Must have just gotten lucky (a few million times).
>>
>
> According to the Meyers paper (see pg. 12) the first memory fence might
> need to go outside the first if-statement as well?
>
> http://www.aristeia.com/Papers/DDJ_Jul_Aug_2004_revised.pdf
>
> His example is slightly different of course, since it's for Singleton...
>
> --
> John
>
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