[GHC] #8012: Warn when using Enum instance for Float or Double

[GHC]

#8012: Warn when using Enum instance for Float or Double
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Reporter:  gidyn             |          Owner:                  
    Type:  feature request   |         Status:  new             
Priority:  normal            |      Component:  Compiler        
 Version:  7.6.3             |       Keywords:                  
      Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
 Failure:  None/Unknown      |      Blockedby:                  
Blocking:                    |        Related:                  
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Changes (by gidyn):

 * cc: gideon@… (added)


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/8012#comment:1>
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