[GHC] #13222: Update formalism for join points

[GHC]

#13222: Update formalism for join points
-------------------------------------+-------------------------------------
        Reporter:  lukemaurer        |                Owner:  lukemaurer
            Type:  task              |               Status:  patch
        Priority:  normal            |            Milestone:  8.2.2
       Component:  Compiler          |              Version:  8.1
      Resolution:                    |             Keywords:  JoinPoints
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Other             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3296
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by bgamari):

 Given that Jenkins is on hold for the moment, I've gone ahead and merged
 the formalism change. `core-spec.pdf` is still in the repository.
 Hopefully once we have documentation building via CI we'll be able to move
 it out. I've opened #14405 to track this.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13222#comment:7>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler