[GHC] #15149: Identical distinct type family fields miscompiled

[GHC]

#15149: Identical distinct type family fields miscompiled
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        Reporter:  NeilMitchell      |                Owner:  adamgundry
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  8.4.2
      Resolution:                    |             Keywords:  ORF
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  GHC rejects       |            Test Case:
  valid program                      |  rename/should_compile/T15149
      Blocked By:                    |             Blocking:
 Related Tickets:  #14747, #15277    |  Differential Rev(s):  Phab:D4821
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"7100850eebb1c1aec0aaabca08915bac8b90e188/ghc"
 7100850e/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="7100850eebb1c1aec0aaabca08915bac8b90e188"
 Use data con name instead of parent in lookupRecFieldOcc

 Test Plan: new tests rename/should_compile/{T14747,T15149}

 Reviewers: simonpj, bgamari

 Reviewed By: bgamari

 Subscribers: rwbarton, thomie, carter

 GHC Trac Issues: #14747, #15149

 Differential Revision: https://phabricator.haskell.org/D4821
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15149#comment:13>
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