[Nix-dev] Haskell packages in the binary cache broken?

[Vladimír Čunát]

On 05/24/2013 07:37 PM, Karn Kallio wrote:
>> Oh, that's so ugly. Can't the non-determinism be disabled somehow?
>
> I think that short of a patch to GHC itself there is nothing that can be done.
> Also such a patch would be a quite non-trivial effort, requiring extensive
> knowledge of the GHC implementation.

Yes, I thought of some GHC configure settings or patch. I don't know 
where the non-determinism comes from, but if they just use a random 
generator, it would be enough to seed it e.g. from the hash of $out 
instead of the standard sources.

Vlada


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