patch applied (cabal): Don't simplify empty/inconsistent version ranges

[Duncan Coutts]

Sun Sep 20 08:16:47 PDT 2009  Duncan Coutts <duncan at haskell.org>
  * Don't simplify empty/inconsistent version ranges
  Ignore-this: aeddcb5625dd29963036c07be5a9c2da
  They all get squashed to ">1 && <1" which while canonical is not helpful.

    M ./Distribution/Version.hs -3 +15
    M ./tests/Test/Distribution/Version.hs -1 +3

View patch online:
http://darcs.haskell.org/cabal/_darcs/patches/20090920151647-adfee-0ee1bdf51219f64c68b92e4499114ca8a7930eaa.gz