[GHC] #7397: -fwarn-irrefutable-patterns

[GHC]

#7397: -fwarn-irrefutable-patterns
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    Reporter:  chrisdone         |        Owner:                  
        Type:  feature request   |       Status:  closed          
    Priority:  normal            |    Component:  Compiler        
     Version:  7.6.1             |   Resolution:  invalid         
    Keywords:                    |           Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown    
   Blockedby:                    |     Blocking:                  
     Related:                    |  
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Changes (by chrisdone):

  * status:  new => closed
  * resolution:  => invalid


Comment:

 Ahh. Thanks! I was searching the manual for "irrefutable".

 Indeed, if nothing from the pattern is used then the pattern is a no-op.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7397#comment:3>
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