[GHC] #15060: outofmem testcase sometimes crashes on i386

[GHC]

#15060: outofmem testcase sometimes crashes on i386
-------------------------------------+-------------------------------------
           Reporter:  bgamari        |             Owner:  (none)
               Type:  bug            |            Status:  new
           Priority:  normal         |         Milestone:  8.6.1
          Component:  Runtime        |           Version:  8.2.2
  System                             |
           Keywords:                 |  Operating System:  Unknown/Multiple
       Architecture:  x86            |   Type of failure:  None/Unknown
          Test Case:                 |        Blocked By:
           Blocking:                 |   Related Tickets:
Differential Rev(s):                 |         Wiki Page:
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 Specifically in the `normal` way with,
 {{{
 Actual stderr output differs from expected:
 --- ./rts/outofmem.run/outofmem.stderr-ws-32.normalised 2018-04-19
 13:57:35.386373403 +0000
 +++ ./rts/outofmem.run/outofmem.run.stderr.normalised   2018-04-19
 13:57:35.386373403 +0000
 @@ -1 +1,4 @@
 -outofmem: out of memory (requested 1074790400 bytes)
 +outofmem: internal getMBlock: mmap: Invalid argument
 +    (GHC version 8.5.20180419 for i386_unknown_linux)
 +    Please report this as a GHC bug:
 http://www.haskell.org/ghc/reportabug
 +Aborted
 *** unexpected failure for outofmem(normal)
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15060>
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