[GHC] #12071: PowerPC: RTS SMP functions lack memory barriers

[GHC]

#12071: PowerPC: RTS SMP functions lack memory barriers
-------------------------------------+-------------------------------------
        Reporter:  trommler          |                Owner:  trommler
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.0.2
       Component:  Runtime System    |              Version:  8.0.1
      Resolution:  duplicate         |             Keywords:  PowerPC SMP
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Runtime crash     |            Test Case:
                                     |  concurrent/prog001/concprog001
      Blocked By:                    |             Blocking:
 Related Tickets:  #12070            |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by trommler):

 * status:  new => closed
 * resolution:   => duplicate
 * related:   => #12070


Comment:

 @hvr was quicker :-) see #12070

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12071#comment:1>
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