Proposal: Further performance improvements of Data.Map

Jim Apple jbapple+haskell-lib at gmail.com
Tue Sep 14 12:31:26 EDT 2010


Great!

I don't understand what this means, though:

> On i386 Intel Core2 and GHC 6.12.1, the improvements are
>
> alter                       5.61
> delete                      10.80
> difference                  20.33
> insert                      8.09
> intersection                7.69
> union                       21.74
> update                      7.96

What are the units on those numbers? What tests were performed to achieve them?

Jim


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