patch applied (ghc): Fix type signature to work without -XRelaxedPolyRec, and hence earlier GHCs

[Simon Peyton Jones]

Tue May  6 02:58:17 PDT 2008  simonpj at microsoft.com
  * Fix type signature to work without -XRelaxedPolyRec, and hence earlier GHCs

    M ./compiler/cmm/ZipDataflow.hs -1 +1

View patch online:
http://darcs.haskell.org/ghc/_darcs/patches/20080506095817-1287e-ff6eab1e24056df2e0ef6bd98ac4177eff9ad8b9.gz