PROPOSAL: Put DiffArray in its own diffarray package

Gwern Branwen gwern0 at
Sat Jul 11 19:10:11 EDT 2009

On Sat, Jul 11, 2009 at 5:50 PM, Ian Lynagh<igloo at> wrote:
> Hi all,
> Proposal:
>    Put DiffArray in its own diffarray package
> DiffArray currently has serious performance problems; see
> and is not currently being actively maintained. However, as part of the
> corelib array it gives the impression that it is a "blessed" library.
> I propose that we split DiffArray off into its own diffarray package.
> This also has the advantage that it can then be maintained by a separate
> maintainer, if someone is interested, and it will be decoupled from
> GHC's major release schedule.
> Deadline: 26 July (2 weeks).
> Thanks
> Ian

I don't see any packages using DiffArray among the repos I have
locally (which I think includes all the major packages), so this
sounds good to me too.


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