[GHC] #9287: changed dependency generation

[GHC]

#9287: changed dependency generation
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        Reporter:  maeder            |                Owner:  simonmar
            Type:  bug               |               Status:  infoneeded
        Priority:  normal            |            Milestone:
       Component:  Driver            |              Version:  7.8.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Documentation     |  Unknown/Multiple
  bug                                |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #9749, #7381      |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"b9d1dae0c0ee0bd3b7e9be3c83ce932d837944f1/ghc"
 b9d1dae0/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="b9d1dae0c0ee0bd3b7e9be3c83ce932d837944f1"
 users-guide: Document requirement of at least one -dep-suffix

 This requirement was introduced around 7.8 but was never documented.

 Resolves #9287.
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9287#comment:7>
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