Cabal 1.1.4 + Haddock 0.7 + GADT = Headache

Lemmih lemmih at
Mon May 29 09:32:52 EDT 2006

On 5/29/06, Robert Dockins <robdockins at> wrote:
> Hello all,
> I've got a problem with a package I maintain.  I have a Cabal package
> which contains one module which uses GADTs.  This module is hidden.
> Now, Haddock barfs if you try to generate Haddock docs from a module
> containing GADTs.  With Cabal 1.1.3, hidden modules (apparently...)
> are not parsed by Haddock at all, so it has no opportunity to barf on
> my GADTs, and I could get useable docs out.  However, with 1.1.4,
> Cabal now tells Haddock to parse this file, but also gives it the --
> hide option.  Haddock subsequently refuses to generate any
> documentation.  I can remove the hidden modules from the "other
> modules" section, but then the object code doesn't end up in the
> libraries and programs won't build.  Aggh!
> Is there any way to fix this problem?

#ifndef __HADDOCK__
[GADTs here]


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