[Haskell-cafe] Ambiguous reified dictionaries

[Martijn van Steenbergen]

Martijn van Steenbergen wrote:
> Two simultaneous instances are okay as long as you don't use any of 
> those instances, right? Just like two imported symbols with the same 
> name are okay as long as you don't use them.

This makes little sense. Sorry, my bad. I was thinking about instances 
available in the complete module instead of also those made available by 
pattern matching on constructors.

Martijn.