patch applied (cabal): Always build ar files with indexes

[Duncan Coutts]

Sun May 31 12:34:12 PDT 2009  Duncan Coutts <duncan at haskell.org>
  * Always build ar files with indexes
  Since we have to be able to use these inplace we always need
  the index it's not enough to just make the index on installing.
  This particularly affects OSX.

    M ./Distribution/Simple/GHC.hs -5 +5

View patch online:
http://darcs.haskell.org/cabal/_darcs/patches/20090531193412-adfee-f2542677682963653ea64475c1f37ddad416bfbf.gz