[GHC] #3943: unused variable warning in view pattern is wrong

[GHC]

#3943: unused variable warning in view pattern is wrong
---------------------------------+------------------------------------------
    Reporter:  guest             |        Owner:  igloo                      
        Type:  merge             |       Status:  merge                      
    Priority:  normal            |    Milestone:                             
   Component:  Compiler          |      Version:  6.12.1                     
    Keywords:                    |   Difficulty:                             
          Os:  Unknown/Multiple  |     Testcase:  rename/should_compile/T3943
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown               
---------------------------------+------------------------------------------
Changes (by igloo):

  * status:  new => merge


-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3943#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler