[GHC] #10643: GHC cannot import submodules when run from subfolder

[GHC]

#10643: GHC cannot import submodules when run from subfolder
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        Reporter:  FPtje             |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.10.1
      Resolution:                    |                Keywords:  subfolder
Operating System:  Unknown/Multiple  |  import submodule cd
 Type of failure:  GHC rejects       |            Architecture:
  valid program                      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Comment (by thomie):

 What if there ''is'' a file `Yes/Yes/B.hs` containing `module Yes.B
 where`? Currently, `cd Yes; ghc A.hs` would work then.

 There was another ticket on the same subject recently, but I can't find it
 at the moment.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10643#comment:1>
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