[GHC] #11361: Test tc253 doesn't pass with reversed uniques

[GHC]

#11361: Test tc253 doesn't pass with reversed uniques
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        Reporter:  niteria           |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.1
  checker)                           |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by niteria):

 It broke right after
 https://phabricator.haskell.org/rGHC6746549772c5cc0ac66c0fce562f297f4d4b80a2

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11361#comment:1>
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