[GHC] #8790: rts: unrust 'libbfd' debug symbols parser

[GHC]

#8790: rts: unrust 'libbfd' debug symbols parser
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              Reporter:  slyfox      |            Owner:
                  Type:  bug         |           Status:  new
              Priority:  normal      |        Milestone:
             Component:  Compiler    |          Version:  7.6.3
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Moderate (less
       Type of failure:              |  than a day)
  None/Unknown                       |       Blocked By:
             Test Case:              |  Related Tickets:
              Blocking:              |
Differential Revisions:  D193        |
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Changes (by slyfox):

 * differential:   => D193


Comment:

 Added manual knob, but did not fix that one-time leak:

     https://phabricator.haskell.org/D193

 I propose to fix leak as another changeset with support
 for dynamic libs symbol loading.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8790#comment:5>
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