[GHC] #14338: Simplifier fails with "Simplifier ticks exhausted"

[GHC]

#14338: Simplifier fails with "Simplifier ticks exhausted"
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        Reporter:  dredozubov        |                Owner:  bgamari
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:  8.4.1
       Component:  Compiler          |              Version:  8.2.1
      Resolution:                    |             Keywords:
Operating System:  Linux             |         Architecture:  x86_64
 Type of failure:  Compile-time      |  (amd64)
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by dredozubov):

 It seems like you forgot to commit src/Runner.hs, there's a src/Runner.hs,
 but it fails to build with

 {{{
 src/Runner.hs:76:4: error: parse error on input ‘,’
    |
 76 |    , PayloadX
    |    ^
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14338#comment:25>
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