[Hackage] #366: configure prints scary warning with multiple versions of a package

[Hackage]

#366: configure prints scary warning with multiple versions of a package
----------------------------+-----------------------------------------------
  Reporter:  bos            |        Owner:        
      Type:  defect         |       Status:  new   
  Priority:  normal         |    Milestone:        
 Component:  Cabal library  |      Version:  HEAD  
  Severity:  normal         |   Resolution:        
  Keywords:                 |   Difficulty:  normal
Ghcversion:  6.8.2          |     Platform:        
----------------------------+-----------------------------------------------
Changes (by bos):

  * version:  1.2.3.0 => HEAD

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Ticket URL: <http://hackage.haskell.org/trac/hackage/ticket/366#comment:1>
Hackage <http://haskell.org/cabal/>
Hackage: Cabal and related projects