[GHC] #13851: Change in specialisation(?) behaviour since 8.0.2 causes 6x slowdown

[GHC]

#13851: Change in specialisation(?) behaviour since 8.0.2 causes 6x slowdown
-------------------------------------+-------------------------------------
        Reporter:  mpickering        |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:  8.4.1
       Component:  Compiler          |              Version:  8.2.1-rc2
      Resolution:                    |             Keywords:  inlining
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:                    |
-------------------------------------+-------------------------------------
Changes (by MikolajKonarski):

 * cc: MikolajKonarski (added)
 * keywords:   => inlining


-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13851#comment:8>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler