[Haskell-cafe] cabal repl fails with GHC 7.8.2

Omari Norman omari at smileystation.com
Sun May 4 13:28:30 UTC 2014

On Sat, May 3, 2014 at 10:32 PM, Omari Norman <omari at smileystation.com> wrote:
> What I figured out is that cabal and/or ghci need to have the C object
> files listed so that the earlier object files provide the symbols that
> are needed by the later object files.  This is the opposite order one
> would expect with a linker, where it is generally best to list object
> files with undefined symbols first, and then list the libraries that
> provide those objects later.
> This sort of cycle fixes the problem:
> 1. Get error message
> 2. Use grep and nm to rummage around in dist/build/**/*.o to see what
> object file provides the missing symbol
> 3. Rearrange your c-sources to put the needed file earlier
> 4. Repeat
> The library I'm using has no circular dependencies, so I got it
> working this way.  No -fPIC is needed.

My mistake - in addition, you do need to have the cc-options: -fPIC in
the .cabal file.

Bug here:


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