[GHC] #5742: compiler option -XDoRec crash

[GHC]

#5742: compiler option -XDoRec crash
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 Reporter:  Huenniger           |          Owner:                            
     Type:  bug                 |         Status:  new                       
 Priority:  normal              |      Component:  Compiler                  
  Version:  7.2.1               |       Keywords:  frisby recusive do -XDoRec
       Os:  Unknown/Multiple    |   Architecture:  x86                       
  Failure:  Compile-time crash  |       Testcase:                            
Blockedby:                      |       Blocking:                            
  Related:                      |  
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Comment(by Huenniger):

 See attachment for the source file which caused the problem

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5742#comment:1>
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