[squeak-dev] Re: The defaullt implementation of isEmpty might do too much work

Bert Freudenberg bert at freudenbergs.de
Thu Oct 27 12:00:59 UTC 2016


On Thu, Oct 27, 2016 at 12:51 AM, Chris Muller <asqueaker at gmail.com> wrote:

>
> In exchange for these blemishes, how many classes actually got benefit
> from inheriting the new implementation?
>

| b |
b := (1 to: 10000) asBag.
[b isEmpty] bench

before: :  '5,540 per second. 181 microseconds per run.'
now:  '167,000 per second. 6 microseconds per run.'

In my book that's a speedup worth having.

- Bert -
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