[GHC] #12919: Equality not used for substitution

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Mon Aug 14 20:20:55 UTC 2017


#12919: Equality not used for substitution
-------------------------------------+-------------------------------------
        Reporter:  int-index         |                Owner:  goldfire
            Type:  bug               |               Status:  patch
        Priority:  highest           |            Milestone:  8.4.1
       Component:  Compiler (Type    |              Version:  8.0.1
  checker)                           |
      Resolution:                    |             Keywords:  TypeInType
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  GHC rejects       |            Test Case:
  valid program                      |  typecheck/should_compile/T12919
      Blocked By:                    |             Blocking:
 Related Tickets:  #13643            |  Differential Rev(s):  Phab:D3848
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by goldfire):

 * status:  new => patch
 * differential:   => Phab:D3848


-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12919#comment:16>
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