[GHC] #9282: GHCi ignores .dyn_hi files

[GHC]

#9282: GHCi ignores .dyn_hi files
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        Reporter:  mietek            |            Owner:
            Type:  bug               |           Status:  new
        Priority:  normal            |        Milestone:
       Component:  GHCi              |          Version:  7.8.2
      Resolution:                    |         Keywords:  dynamic linking
Operating System:  Unknown/Multiple  |     Architecture:  x86_64 (amd64)
 Type of failure:  Other             |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
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Comment (by rwbarton):

 It also ignores the `.dyn_o` file even if there is no `.o` file, with no
 pertinent output from `-ddump-if-trace`:
 {{{
 *** Checking old interface for main:F:
 [1 of 1] Compiling F                ( F.hs, interpreted )
 }}}
 (I am running 7.8.2.20140630.)

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9282#comment:2>
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