[GHC] #15051: -split-objs generates excessively many files on Windows

[GHC]

#15051: -split-objs generates excessively many files on Windows
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           Reporter:  kanetw          |             Owner:  (none)
               Type:  bug             |            Status:  new
           Priority:  normal          |         Milestone:  8.6.1
          Component:  Compiler        |           Version:  8.2.2
           Keywords:                  |  Operating System:  Windows
       Architecture:  x86_64 (amd64)  |   Type of failure:  None/Unknown
          Test Case:                  |        Blocked By:
           Blocking:                  |   Related Tickets:
Differential Rev(s):                  |         Wiki Page:
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 A BuildFlavour = perf build generated ~18k .S files for ghc-
 prim:GHC.Types, which caused it to basically get stuck compiling all those
 assembly files. Removing -split-objs (via SplitObjs = NO) significantly
 sped up compilation.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15051>
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