[Python-Dev] OS-X builds for 3.7.0

Joni Orponen j.orponen at 4teamwork.ch
Wed Jan 31 06:16:21 EST 2018


On Wed, Jan 31, 2018 at 9:31 AM, Ray Donnelly <mingw.android at gmail.com>
wrote:

> We see a 1.1 to 1.2 times performance benefit over official releases as
> measured using 'python performance'.
>
> Apart from a static interpreter we also enable LTO and PGO and only build
> for 64-bit so I'm not sure how much each bit continues. Our recipe for
> python 3.6 can be found at:
>

Do you metrify LTO and PGO independent of each other as well or only the
"enable everything" combo? I've had mixed results with LTO so far, but this
is probably hardware / compiler combination specific.

-- 
Joni Orponen
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