[GHC] #3822: guards in arrow notation (Arrows extension) case statement cause compiler panic

[GHC]

#3822: guards in arrow notation (Arrows extension) case statement cause compiler
panic
---------------------------------+------------------------------------------
  Reporter:  StephenBlackheath   |          Owner:  ross                    
      Type:  bug                 |         Status:  closed                  
  Priority:  high                |      Milestone:  6.14.1                  
 Component:  Compiler            |        Version:  6.12.1                  
Resolution:  fixed               |       Keywords:  arrows guards case panic
Difficulty:                      |             Os:  Unknown/Multiple        
  Testcase:  T3822               |   Architecture:  Unknown/Multiple        
   Failure:  Compile-time crash  |  
---------------------------------+------------------------------------------
Changes (by igloo):

  * status:  merge => closed
  * testcase:  patternGuard.hs => T3822
  * resolution:  => fixed
  * milestone:  6.12.3 => 6.14.1


Comment:

 Thanks! Test added.

 Not merging, as we won't be making another 6.12 release.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3822#comment:12>
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