Simon Peyton Jones via ghc-devs <[email protected]> writes: > If 'transformers' purposely has orphan instances, shouldn't we switch off the > warnings about them? > Simon > We actually do so in Make, but strangely only in the stage2 build (see mk/warnings.mk). It's unclear to me why this is the case. I think the ideal solution is to add an OPTIONS_GHC -Wno-orphans pragma upstream in the affected module, although this would require getting code upstream which is a bit tiresome due it being in darcs.
Cheers, - Ben
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