[GHC] #14821: -O2 forces -optlo-O3 in a way that cannot be overridden at command line

[GHC]

#14821: -O2 forces -optlo-O3 in a way that cannot be overridden at command line
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        Reporter:  joeyhess          |                Owner:  (none)
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:
       Component:  Compiler (LLVM)   |              Version:  8.0.2
      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:D4421
       Wiki Page:                    |
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Changes (by bgamari):

 * status:  new => patch
 * differential:   => Phab:D4421


Comment:

 I suspect that Phab:D4421 will resolve this although I haven't yet tested
 it.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14821#comment:1>
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