[GHC] #9590: AMP breaks `haskell2010` package

[GHC]

#9590: AMP breaks `haskell2010` package
-------------------------------------+-------------------------------------
              Reporter:  hvr         |            Owner:  ekmett
                  Type:  bug         |           Status:  new
              Priority:  high        |        Milestone:  7.10.1
             Component:  Core        |          Version:  7.9
  Libraries                          |         Keywords:  AMP
            Resolution:              |     Architecture:  Unknown/Multiple
      Operating System:              |       Difficulty:  Unknown
  Unknown/Multiple                   |       Blocked By:
       Type of failure:  GHC         |  Related Tickets:
  rejects valid program              |
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D510   |
-------------------------------------+-------------------------------------
Changes (by thoughtpolice):

 * differential:   => Phab:D510


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9590#comment:13>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler