[containers] Proposal: Change to the Data.Map Monoid

Henning Thielemann schlepptop at henning-thielemann.de
Tue May 20 18:52:29 UTC 2014

Am 20.05.2014 20:49, schrieb Andreas Abel:

> I think the Monoid instance for Data.Map should be *removed*.

I'd also like that.

> Why not trash these oneliners and free the Monoid instance for whatever
> the user wants it to do?

Provided that the programmers know that they have to add a newtype and 
avoid orphan instances.

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