[GHC] #1023: Core Lint Errors: in result of Simplifier phase 0, iteration 1 out of 4, ss_atJ is out of scope

[GHC]

#1023: Core Lint Errors: in result of Simplifier phase 0, iteration 1 out of 4,
ss_atJ is out of scope
-----------------------------------+----------------------------------------
    Reporter:  brian at brianweb.net  |       Owner:          
        Type:  bug                 |      Status:  new     
    Priority:  normal              |   Milestone:          
   Component:  Compiler            |     Version:  6.7     
    Severity:  normal              |    Keywords:          
  Difficulty:  Unknown             |    Testcase:          
Architecture:  Multiple            |          Os:  Multiple
-----------------------------------+----------------------------------------
{{{
 b at brian:~/Work/lambdavm-nofib/real/parser$ ~/Work/ghc/compiler/ghc-inplace
 -O2 Main.hs
 ghc-6.7: panic! (the 'impossible' happened)
   (GHC version 6.7 for powerpc-apple-darwin):
         initC: srt

 b at brian:~/Work/lambdavm-nofib/real/parser$ ~/Work/ghc/compiler/ghc-inplace
 -O2 -dcore-lint -v Main.hs
 (Lots of output snipped)
 *** Core Lint Errors: in result of Simplifier phase 0, iteration 1 out of
 4 ***
 <no location info>:
     In the expression: $slaLayout_s4qC ss_atJ
     ss_atJ is out of scope
 (More snipped output)
 }}}

 Works fine with just -O (instead of -O2) and with ghc-6.6 -O2.

 Main.hs (attached) is right out of nofib/real/parser

 There are a few other tickets mentioning "initC: srt". I'm not sure if
 they are related or if the code generator is just failing with the same
 error for different reasons.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1023>
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