[erlang-patches] better delete_any in gb_{sets, trees}, better difference in gb_sets

Francesco Mazzoli <>
Tue Apr 17 18:23:19 CEST 2012

Hi Bjorn,

Thanks for your answer.

> I cannot speak for gb_trees and gb_sets specifically other than saying
> that if a patch,
> - fixes a problem,
> - or increases performance,
> - does not break existing functionality,
> - works for every platform, including Windows! (mainly a c-code problem),
> - and proves this with testcases and a explanation in readable text
> it is a pretty safe bet it will be included in Erlang/OTP.

Ok, then I'll probably work on an implementation this week and post it 
as a follow up to this discussion.


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