[GHC] #12485: -package-db flags now need to be sorted by dependency order

[GHC]

#12485: -package-db flags now need to be sorted by dependency order
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        Reporter:  niteria           |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.0.2
       Component:  Package system    |              Version:  8.0.1
      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:D2450
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"a07a3ffa3efda6f7ebe68841e15ef89ac0d313b1/ghc"
 a07a3ffa/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="a07a3ffa3efda6f7ebe68841e15ef89ac0d313b1"
 A failing testcase for T12485

 Test Plan: it's just a testcase

 Reviewers: ezyang, simonmar, bgamari, austin

 Subscribers: thomie

 Differential Revision: https://phabricator.haskell.org/D2450

 GHC Trac Issues: #12485
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12485#comment:10>
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