[GHC] #11239: GHC HEAD: cannot bootstrap HEAD with HEAD

[GHC]

#11239: GHC HEAD: cannot bootstrap HEAD with HEAD
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        Reporter:  heisenbug         |                Owner:
            Type:  bug               |               Status:  closed
        Priority:  high              |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.11
      Resolution:  duplicate         |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Building GHC      |  Unknown/Multiple
  failed                             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #11303            |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by heisenbug):

 Replying to [comment:12 gkaracha]:
 > Replying to [comment:7 heisenbug]:
 > > Replying to [comment:5 mpickering]:
 > > > Can you try with `-fno-warn-overlapping-patterns -fno-warn-
 incomplete-patterns`?
 > >
 > > BINGO! Doing this manually allowed me to continue bootstrapping :-)
 >
 > Finally #11303 is fixed! Could you please check whether it bootstraps
 now, without enabling
 > `-fno-warn-overlapping-patterns -fno-warn-incomplete-patterns`?

 Confirmed :-)

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11239#comment:13>
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