[GHC] #5635: compiling iteratee with llvm backend fails with panic

[GHC]

#5635: compiling iteratee with llvm backend fails with panic
---------------------------------+------------------------------------------
    Reporter:  jwlato            |       Owner:  dterei                  
        Type:  bug               |      Status:  new                     
    Priority:  normal            |   Component:  Compiler (LLVM)         
     Version:  7.2.1             |    Keywords:  llvm, LlvmMangler, panic
    Testcase:                    |   Blockedby:                          
          Os:  Unknown/Multiple  |    Blocking:                          
Architecture:  Unknown/Multiple  |     Failure:  Compile-time crash      
---------------------------------+------------------------------------------

Comment(by dterei):

 Oh also sorry, could you also put '-keep-tmp-files' into the cabal file
 and then send me the 'lm_s' file that the mangler is actually processing?
 If you run ghc with '-v' it will make it clear where to find that file.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5635#comment:4>
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