[GHC] #13547: ghc: panic! StgCmmEnv: variable not found

[GHC]

#13547: ghc: panic! StgCmmEnv: variable not found
-------------------------------------+-------------------------------------
        Reporter:  cipher1024        |                Owner:  (none)
            Type:  bug               |               Status:  infoneeded
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
  (CodeGen)                          |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:  x86_64
 Type of failure:  Compile-time      |  (amd64)
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  10158             |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by cipher1024):

 I find it a bit confusing because the commit dates back to 2015 while
 literate-unitb worked with ghc-8.0.1 up until november 2016. I don't know
 when it stopped working but nobody built it in the last couple of months.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13547#comment:16>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler