[GHC] #9013: plusWord2# is buggy

[GHC]

#9013: plusWord2# is buggy
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              Reporter:  pumpkin     |            Owner:
                  Type:  bug         |           Status:  new
              Priority:  normal      |        Milestone:
             Component:  Compiler    |          Version:  7.8.2
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:              |       Blocked By:
  None/Unknown                       |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D137   |
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Comment (by Reid Barton <rwbarton@…>):

 In [changeset:"71bd4e310793b9225767b66f3aa758156816632e/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="71bd4e310793b9225767b66f3aa758156816632e"
 x86: Always generate add instruction in MO_Add2 (#9013)

 Test Plan:
  - ran validate
  - ran T9013 test with all ways
  - ran CarryOverflow test with all ways, for good measure

 Reviewers: austin, simonmar

 Reviewed By: simonmar

 Differential Revision: https://phabricator.haskell.org/D137
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9013#comment:11>
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