[GHC] #4359: Implement lambda-case/lambda-if

[GHC]

#4359: Implement lambda-case/lambda-if
---------------------------------+------------------------------------------
    Reporter:  batterseapower    |        Owner:              
        Type:  feature request   |       Status:  new         
    Priority:  high              |    Milestone:  7.2.1       
   Component:  Compiler          |      Version:  7.1         
    Keywords:                    |     Testcase:              
   Blockedby:                    |   Difficulty:              
          Os:  Unknown/Multiple  |     Blocking:              
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown
---------------------------------+------------------------------------------

Comment(by mikhail.vorozhtsov):

 Enabled guards.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4359#comment:43>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler