[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):

 Note that we need to support 7.8 and 7.10 as bootstrap compilers, so we
 cannot add those flags unconditionally. BTW., bootstrap is now complete
 and `utils/genprimopcode/dist/build/Main.o` was the only affected file.

 Replying to [comment:10 gkaracha]:
 > Great!
 >
 > Nevertheless, I am working already on fixing #11303, and I think it
 would be worth it to try
 > bootstrapping again without `-fno-warn-overlapping-patterns -fno-warn-
 incomplete-patterns`
 > when #11303 is fixed. Just to make sure that the source of the problem
 is really the same. I
 > will keep you posted :)

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11239#comment:11>
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