[GHC] #15227: Add PrelRules for par#

[GHC]

#15227: Add PrelRules for par#
-------------------------------------+-------------------------------------
        Reporter:  dfeuer            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  low               |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  8.4.3
      Resolution:                    |             Keywords:  Newcomer
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by simonpj):

 That sounds plausible to me.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15227#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler