[GHC] #11024: Fix strange parsing of BooleanFormula

[GHC]

#11024: Fix strange parsing of BooleanFormula
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        Reporter:  mpickering        |                Owner:  ethercrow
            Type:  task              |               Status:  patch
        Priority:  low               |            Milestone:
       Component:  Compiler          |              Version:  7.10.2
  (Parser)                           |
      Resolution:                    |             Keywords:  newcomer
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |  https://phabricator.haskell.org/D3139
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"4ad36206285a84bfc3c9f7d41c55bba83bfdffef/ghc" 4ad3620/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="4ad36206285a84bfc3c9f7d41c55bba83bfdffef"
 Fix parsing of And chains in BoolFormula

 Parse `foo, bar, baz` into `And [foo, bar, baz]`
 instead of `And [foo, And [bar, baz]]`.

 Fixes #11024.

 Test Plan: read and think

 Reviewers: austin, bgamari, mpickering

 Reviewed By: bgamari, mpickering

 Subscribers: ezyang, thomie, alanz

 Differential Revision: https://phabricator.haskell.org/D3139
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11024#comment:8>
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