[GHC] #15122: GHC HEAD typechecker regression

[GHC]

#15122: GHC HEAD typechecker regression
-------------------------------------+-------------------------------------
        Reporter:  fmixing           |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  highest           |            Milestone:  8.6.1
       Component:  Compiler (Type    |              Version:  8.5
  checker)                           |
      Resolution:  fixed             |             Keywords:  TypeInType
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  GHC rejects       |            Test Case:  indexed-
  valid program                      |  types/should_compile/T15122
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * status:  new => closed
 * testcase:   => indexed-types/should_compile/T15122
 * resolution:   => fixed


Comment:

 Richard, I think you might enjoy the fix here.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15122#comment:12>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler