[Haskell-cafe] minimal interface

[Don Stewart]

seanmcl:
> Hello,
> 
>   I have a midsize program, and would like to simplify the module interfaces
> for my own sanity.  I know there are tools to check for extraneous imports, but
> is there something similar for exports?  For instance, if module A exports f,
> but A.f is never used in my compiled program, I would like to be warned of this
> fact.

    ghc -ddump-minimal-imports

I think that's the flag.

-- Dump