Jon Fairbairn wrote:

>In ghci you get:
>
>[1*** Exception: <<loop>>
>
>which is better.

Not much better, though: in my experience this particular exception leaves ghci in a very peculiar state, and it's usually necessary to quit and restart it before it will work again.

Is it coincidence that both Hugs and GHCi have trouble handling dependency loops, or is it a very difficult problem that both have given up on solving?

-- Ben

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