[GHC] #11071: "Not in scope" errors should be more informative for qualified names.

[GHC]

#11071: "Not in scope" errors should be more informative for qualified names.
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        Reporter:  mojojojo          |                Owner:  nomeata
            Type:  feature request   |               Status:  patch
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.2
      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:D1462
       Wiki Page:                    |  Phab:D1478
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"11e336e4a4f7a0c0319d9bfb1a6931a5861299cf/ghc"
 11e336e4/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="11e336e4a4f7a0c0319d9bfb1a6931a5861299cf"
 More import related hints

 Now for unqualified imports. Improves upon #11071.

 Unfortunately, it seems that since 7.10, ghc will not print all
 out-of-scope errors.

 Test Plan: test suite updated

 Reviewers: austin, thomie, bgamari

 Reviewed By: bgamari

 Differential Revision: https://phabricator.haskell.org/D1478

 GHC Trac Issues: #11071
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11071#comment:15>
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