[GHC] #4237: -dcore-lint error after simplifier iteration 1 when profiling

[GHC]

#4237: -dcore-lint error after simplifier iteration 1 when profiling
-------------------------------------------------+--------------------------
    Reporter:  wkahl                             |        Owner:                    
        Type:  bug                               |       Status:  new               
    Priority:  high                              |    Milestone:  6.14.1            
   Component:  Compiler                          |      Version:  6.12.3            
    Keywords:  profiling, simplifier, core-lint  |     Testcase:                    
   Blockedby:  4172, 4186                        |   Difficulty:                    
          Os:  Linux                             |     Blocking:                    
Architecture:  x86_64 (amd64)                    |      Failure:  Compile-time crash
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Changes (by igloo):

  * priority:  normal => high
  * blockedby:  => 4172, 4186
  * milestone:  => 6.14.1


Comment:

 Thanks for the report. Let's see if fixing either #4186 or #4172 fixes
 this before looking into it.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4237#comment:1>
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