Primitive types and Prelude shenanigans

[Ketil Malde]

qrczak@knm.org.pl (Marcin 'Qrczak' Kowalczyk) writes:

> 'negate' defined, as it's obviously meaningless for them. We can put
> 'fromInteger' in some class and 'negate' in its subclass, and make
> only the former instance for natural numbers.

Nitpick: not necessarily its subclass, either.  We can probably
imagine types where negate makes sense, but fromInteger does not, as
well as vice versa.

-kzm
-- 
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