[GHC] #11487: stg_ap_pp_fast doesn't pass the argument in the arity=1 case

[GHC]

#11487: stg_ap_pp_fast doesn't pass the argument in the arity=1 case
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        Reporter:  rwbarton          |                Owner:  gmainland
            Type:  bug               |               Status:  new
        Priority:  highest           |            Milestone:  8.0.1
       Component:  Runtime System    |              Version:  8.0.1-rc1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Runtime crash     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D1864
       Wiki Page:                    |
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Comment (by Geoffrey Mainland <mainland@…>):

 In [changeset:"669cbef03c220de43b0f88f2b2238bf3c02ed64c/ghc"
 669cbef0/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="669cbef03c220de43b0f88f2b2238bf3c02ed64c"
 Fix Trac issue #11487.
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11487#comment:21>
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