[GHC] #13594: Typechecker behavior w.r.t. BangPatterns and nested foralls has changed in 8.2

[GHC]

#13594: Typechecker behavior w.r.t. BangPatterns and nested foralls has changed in
8.2
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        Reporter:  RyanGlScott       |                Owner:  bgamari
            Type:  bug               |               Status:  closed
        Priority:  high              |            Milestone:  8.2.1
       Component:  Compiler (Type    |              Version:  8.2.1-rc2
  checker)                           |             Keywords:  BangPatterns,
      Resolution:  fixed             |  RankNTypes
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3661
       Wiki Page:                    |
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"7f2dee8e5de5dbc09a7fb66ec54fd41ab4b1b2eb/ghc"
 7f2dee8e/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="7f2dee8e5de5dbc09a7fb66ec54fd41ab4b1b2eb"
 Remove redundant goop

 See comment:22 in Trac #13594
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13594#comment:25>
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