[GHC] #14650: Panic with no extensions (StgCmmEnv: variable not found)

[GHC]

#14650: Panic with no extensions (StgCmmEnv: variable not found)
-------------------------------------+-------------------------------------
        Reporter:  Zemyla            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.2
      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:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by Zemyla):

 Oh, I forgot to mention that, when I remove `{-# INLINABLE mergeSplit
 #-}`, the crash disappears.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14650#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler