[GHC] #9658: Prettyprint constraints in type signatures can omit necessary parentheses

[GHC]

#9658: Prettyprint constraints in type signatures can omit necessary parentheses
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              Reporter:              |            Owner:
  Blaisorblade                       |           Status:  new
                  Type:  bug         |        Milestone:  7.8.4
              Priority:  low         |          Version:  7.8.3
             Component:  GHCi        |         Keywords:
            Resolution:              |     Architecture:  Unknown/Multiple
      Operating System:              |       Difficulty:  Easy (less than 1
  Unknown/Multiple                   |  hour)
       Type of failure:  Other       |       Blocked By:
             Test Case:              |  Related Tickets:
              Blocking:              |
Differential Revisions:              |
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"48089ccf4f1f239b3268b2cb52b8aa0f7356485b/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="48089ccf4f1f239b3268b2cb52b8aa0f7356485b"
 Use correct precedence when printing contexts with class operators

 Fixes Trac #9658
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9658#comment:1>
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