On 25/11/14 12:29, Joachim Breitner wrote:
> Dear Lars,
>
>
> Am Dienstag, den 25.11.2014, 10:36 +0100 schrieb Lars Hupel:
>> The invocation is similar to this:
>>
>> ghc -c -outputdir "$OUT" -XTrustworthy Library.hs
>> ghc -c -outputdir "$OUT" -i"$OUT" -XSafe "$SUBMISSION"
>> ghc -c -outputdir "$OUT" -i"$OUT" Test_Suite.hs
>> ghc -outputdir "$OUT" -i"$OUT" -o "$OUT/runner"
>
> the only reason you do these in individual steps is that you need to
> pass different flags, or are there other reasons?
>
> Have you tried putting the pragma {-# LANGUAGE Safe #-} as the first
> line into the submission file? I’m not sure how safe that actually is,
> but at least
>
>
> {-# LANGUAGE Safe #-}
> {-# LANGUAGE Trustworthy #-}
> module Foo where
>
> import Unsafe.Coerce
>
> is rejected by 7.6.3. This way, it could work with a single invocation
> of --make.The only problem I see with that is that error message locations will be a bit off, since the file being compiled is different from the file submitted. But since we're in the hacks territory anyway, this could be fixed up with a simple regex :-) Roman
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