[GHC] #10016: UNPACK support for existentials

[GHC]

#10016: UNPACK support for existentials
-------------------------------------+-------------------------------------
        Reporter:  simonpj           |                   Owner:
            Type:  feature request   |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.8.4
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
-------------------------------------+-------------------------------------
Changes (by thomie):

 * failure:  None/Unknown => Runtime performance bug


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10016#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler