[GHC] #13803: Panic while forcing the thunk for TyThing IsFile (regression)

[GHC]

#13803: Panic while forcing the thunk for TyThing IsFile (regression)
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        Reporter:  inaki             |                Owner:  (none)
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.1-rc2
      Resolution:                    |             Keywords:  hs-boot
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3742
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"fdb6a5bfd545094782fb539951b561ac2467443d/ghc" fdb6a5b/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="fdb6a5bfd545094782fb539951b561ac2467443d"
 Make IfaceAxiom typechecking lazier.

 Fixes #13803, but adds a note about a yet to be fixed #13981.

 Signed-off-by: Edward Z. Yang <ezyang at cs.stanford.edu>

 Test Plan: validate

 Reviewers: bgamari, austin

 Reviewed By: bgamari

 Subscribers: simonpj, rwbarton, thomie

 GHC Trac Issues: #13803

 Differential Revision: https://phabricator.haskell.org/D3742
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13803#comment:17>
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