[GHC] #11421: adding a PartialTypeSignatures to a binding affected by MonoLocalBinds leads compile-time failure

[GHC]

#11421: adding a PartialTypeSignatures to a binding affected by MonoLocalBinds
leads compile-time failure
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           Reporter:  aavogt         |             Owner:
               Type:  bug            |            Status:  new
           Priority:  normal         |         Milestone:
          Component:  Compiler       |           Version:  7.10.2
           Keywords:                 |  Operating System:  Unknown/Multiple
       Architecture:                 |   Type of failure:  None/Unknown
  Unknown/Multiple                   |
          Test Case:                 |        Blocked By:
           Blocking:                 |   Related Tickets:
Differential Rev(s):                 |         Wiki Page:
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 See attached file. I think both type signatures for xs should work. The
 ghci error unfortunately doesn't show up on :reload, but it shows up when
 trying to run an unrelated function (main here).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11421>
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