[GHC] #10953: Switch to LLVM 3.7

[GHC]

#10953: Switch to LLVM 3.7
-------------------------------------+-------------------------------------
        Reporter:  erikd             |                Owner:  erikd
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Compiler (LLVM)   |              Version:  7.11
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D1320
-------------------------------------+-------------------------------------
Changes (by erikd):

 * differential:   => Phab:D1320


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10953#comment:1>
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