[GHC] #15111: GHCi leaks the first modules loaded

[GHC]

#15111: GHCi leaks the first modules loaded
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        Reporter:  simonmar          |                Owner:  simonmar
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  8.2.2
      Resolution:                    |             Keywords:  ghci
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D4658
       Wiki Page:                    |  Phab:D4659
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Comment (by Simon Marlow <marlowsd@…>):

 In [changeset:"f27e4f624fe1270e8027ff0a14f03514f5be31b7/ghc" f27e4f6/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="f27e4f624fe1270e8027ff0a14f03514f5be31b7"
 Fix GHCi space leaks (#15111)

 Summary:
 There were a number of leaks causing previously loaded modules to be
 retained after a new `:load`.  This fixes enough leaks to get the
 tests to pass from D4658.

 Test Plan: See new tests in D4658

 Reviewers: niteria, bgamari, simonpj, erikd

 Subscribers: thomie, carter

 GHC Trac Issues: #15111

 Differential Revision: https://phabricator.haskell.org/D4659
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15111#comment:5>
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