[GHC] #12506: Compile time regression in GHC 8.

[GHC]

#12506: Compile time regression in GHC 8.
-------------------------------------+-------------------------------------
        Reporter:  deech             |                Owner:  bgamari
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by deech):

 Replying to [comment:3 bgamari]:
 > I'll be adding this one to my queue. Thanks deech.
 Great. Let me know if I can help.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12506#comment:6>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler