[GHC] #13184: :show bindings broken under -fexternal-interpreter

[GHC]

#13184: :show bindings broken under -fexternal-interpreter
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           Reporter:  niteria        |             Owner:
               Type:  bug            |            Status:  new
           Priority:  low            |         Milestone:
          Component:  GHCi           |           Version:  8.0.1
           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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 This is straight from GHC HEAD:

 {{{
 $ ./inplace/bin/ghc-stage2 --interactive -fexternal-interpreter
 GHCi, version 8.1.20170123: http://www.haskell.org/ghc/  :? for help
 Loaded GHCi configuration from /home/bnitka/.ghc/ghci.conf
 package flags have changed, resetting and loading new packages...
 Loaded GHCi configuration from /home/bnitka/.ghci
 Prelude> let a = 1
 Prelude> :show bindings
 a ::
   Num p =>
   p = *** Exception: ghc-stage2: this operation requires -fno-external-
 interpreter
 Prelude>
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13184>
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