[GHC] #11786: Need -fno-print-explicit-runtime-reps to work on IfaceType, else RuntimeRep leaks

[GHC]

#11786: Need -fno-print-explicit-runtime-reps to work on IfaceType, else RuntimeRep
leaks
-------------------------------------+-------------------------------------
        Reporter:  simonpj           |                Owner:  sighingnow
            Type:  bug               |               Status:  patch
        Priority:  highest           |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  7.10.3
      Resolution:                    |             Keywords:
                                     |  LevityPolymorphism
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #13275, #15181    |  Differential Rev(s):  Phab:D4733
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by Ben Gamari <ben@…>):

 In [changeset:"40db277f1dedd4df7e75cc0eb35aa7e1e1ded02a/ghc"
 40db277f/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="40db277f1dedd4df7e75cc0eb35aa7e1e1ded02a"
 Fix `print-explicit-runtime-reps` (#11786).

 By fixing splitting of IfaceTypes in splitIfaceSigmaTy.

 Test Plan: make test TEST="T11549 T11376 T11786"

 Reviewers: goldfire, bgamari

 Subscribers: rwbarton, thomie, carter

 GHC Trac Issues: #11786, #11376

 Differential Revision: https://phabricator.haskell.org/D4733
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11786#comment:13>
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