[GHC] #10074: Implement the 'Improved LLVM Backend' proposal

[GHC]

#10074: Implement the 'Improved LLVM Backend' proposal
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        Reporter:  thoughtpolice     |                Owner:  angerman
            Type:  task              |               Status:  new
        Priority:  high              |            Milestone:  8.4.1
       Component:  Compiler (LLVM)   |              Version:
      Resolution:                    |             Keywords:  llvm, codegen
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #11295, #12470    |  Differential Rev(s):  Phab:D530
       Wiki Page:                    |
  wiki:ImprovedLLVMBackend           |
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Comment (by angerman):

 Replying to [comment:16 awson]:
 > Clang driver is not particularly good on Windows.
 >
 > I believe using clang will buy us very little (if anything), and would,
 perhaps, make things even worse.

 What you are saying is that `clang` is worse than `opt` and `llc` on
 windows?
 I should really get myself some windows box somewhere :(

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10074#comment:17>
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