[GHC] #8906: rewrite arrow form in type signature sometimes leads to exception, sometimes not

[GHC]

#8906: rewrite arrow form in type signature sometimes leads to exception,
sometimes not
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        Reporter:  thaumkid      |            Owner:
            Type:  bug           |           Status:  closed
        Priority:  low           |        Milestone:
       Component:  GHCi          |          Version:  7.6.3
      Resolution:  duplicate     |         Keywords:
Operating System:  Windows       |     Architecture:  x86_64 (amd64)
 Type of failure:  None/Unknown  |       Difficulty:  Unknown
       Test Case:                |       Blocked By:
        Blocking:                |  Related Tickets:
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Changes (by monoidal):

 * status:  new => closed
 * resolution:   => duplicate


Comment:

 Thanks for the report; it's a duplicate of #7903/#8492.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8906#comment:1>
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