[GHC] #15668: Allocations values for some compile tests are way too hight

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Sun Sep 23 17:18:58 UTC 2018


#15668: Allocations values for some compile tests are way too hight
----------------------------------------+---------------------------------
           Reporter:  Phyx-             |             Owner:  (none)
               Type:  bug               |            Status:  new
           Priority:  normal            |         Milestone:  8.6.1
          Component:  Compiler          |           Version:  8.4.3
           Keywords:                    |  Operating System:  Windows
       Architecture:  Unknown/Multiple  |   Type of failure:  None/Unknown
          Test Case:                    |        Blocked By:
           Blocking:                    |   Related Tickets:
Differential Rev(s):                    |         Wiki Page:
----------------------------------------+---------------------------------
 These tests have way too high allocation counts.

 {{{
 bytes allocated value is too high:
     Expected    T12425(optasm) bytes allocated: 139100464 +/-5%
     Lower bound T12425(optasm) bytes allocated: 132145440
     Upper bound T12425(optasm) bytes allocated: 146055488
     Actual      T12425(optasm) bytes allocated: 149370944
     Deviation   T12425(optasm) bytes allocated:       7.4 %
 *** unexpected stat test failure for T12425(optasm)

 bytes allocated value is too high:
     Expected    MultiLayerModules(normal) bytes allocated: 5619893176
 +/-10%
     Lower bound MultiLayerModules(normal) bytes allocated: 5057903858
     Upper bound MultiLayerModules(normal) bytes allocated: 6181882494
     Actual      MultiLayerModules(normal) bytes allocated: 6693788656
     Deviation   MultiLayerModules(normal) bytes allocated:       19.1 %
 *** unexpected stat test failure for MultiLayerModules(normal)

 bytes allocated value is too high:
     Expected    T11303b(normal) bytes allocated: 54373936 +/-10%
     Lower bound T11303b(normal) bytes allocated: 48936542
     Upper bound T11303b(normal) bytes allocated: 59811330
     Actual      T11303b(normal) bytes allocated: 62015072
     Deviation   T11303b(normal) bytes allocated:     14.1 %
 *** unexpected stat test failure for T11303b(normal)

 bytes allocated value is too high:
     Expected    T12234(optasm) bytes allocated: 79889200 +/-5%
     Lower bound T12234(optasm) bytes allocated: 75894740
     Upper bound T12234(optasm) bytes allocated: 83883660
     Actual      T12234(optasm) bytes allocated: 91583520
     Deviation   T12234(optasm) bytes allocated:     14.6 %
 *** unexpected stat test failure for T12234(optasm)
 }}}

 These are a bit too high for me to just blindly update them without
 knowing why.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15668>
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