[Haskell-cafe] questions about ghc-clang-wrapper

Carter Schonwald carter.schonwald at gmail.com
Sun Mar 2 00:40:15 UTC 2014

Just use GCC and follow the alternative directions for getting ghc to point
at a real GCC.  They're linked to from the Mac Haskell platform page as the
alternative directions.

On Saturday, March 1, 2014, Richard Cobbe <cobbe at ccs.neu.edu> wrote:

> I've just run the ghc-clang-wrapper script (from
> https://gist.github.com/tibbe/8448715) to try to get GHC 7.6.3 (part of
> Haskell Platform 2013-2.0.0) working with XCode 5.0.2 on a MacOS 10.8.5
> machine.  Things look good, but I have two questions:
> Question 1: How do I know this worked?  I tested it by modifying a package
> that I'm writing so that it requires CPP to build correctly, and
> successfully built it with "cabal clean; cabal configure; cabal build".
> (More details available on request.)  Does that mean I'm in good shape?
> (I'm asking because I was never entirely clear on what the incompatibility
> was; all I know is that it has something to do with cpp.)
> Question 2: Is there any harm in adding -Wno-return-type to extraClangArgs
> in ghc-clang-wrapper?  This silences an annoying but apparently harmless
> warning I get from "cabal configure".
> Thanks,
> Richard
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