length of module name affecting performance??

[Don Stewart]

dons:
> Running time as a function of module name length,
> 
>     http://galois.com/~dons/images/results.png
> 
> 10 is the magic threshold, where indirections start creeping in.
> 
> Codegen cost heuristic fail?

Given this, could you open a bug ticket for it, with all the info we
have,

    http://hackage.haskell.org/trac/ghc/newticket?type=bug

E.g. the graph, the code, the asm diff.

Cheers,
  Don