-Wall -Werror

[Ashley Yakeley]

Duncan Coutts wrote:
>> $ head -1 time/Data/Time/Calendar/Gregorian.hs
>> {-# OPTIONS -Wall -Werror #-}
>>
>> (in actual fact, we don't even build GHC/bootlibs with -Werror except
>> when validating).
> 
> Ah, so that's the culprit.

I prefer this, actually, as we get to discover issues sooner rather than 
later. Though putting it in the .cabal file or wherever might be better.

It makes sense for Hackage to reject packages that use -Wall -Werror, 
but for that I use a Makefile that calls cabal passing them in.

-- 
Ashley Yakeley