[GHC] #14905: GHCi segfaults with +RTS -Di after hitting a breakpoint

[GHC]

#14905: GHCi segfaults with +RTS -Di after hitting a breakpoint
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        Reporter:  osa1              |                Owner:  (none)
            Type:  bug               |               Status:  merge
        Priority:  normal            |            Milestone:  8.4.2
       Component:  GHCi              |              Version:  8.5
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D4490
       Wiki Page:                    |
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Changes (by bgamari):

 * milestone:   => 8.4.2


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14905#comment:4>
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