[GHC] #14669: Executable finishing via unhandled exception results in segmentation fault on 32 bit Windows

[GHC]

#14669: Executable finishing via unhandled exception results in segmentation fault
on 32 bit Windows
-----------------------------------+----------------------------------
        Reporter:  sergv           |                Owner:  (none)
            Type:  bug             |               Status:  infoneeded
        Priority:  normal          |            Milestone:
       Component:  Runtime System  |              Version:  8.2.1
      Resolution:                  |             Keywords:
Operating System:  Windows         |         Architecture:  x86
 Type of failure:  Runtime crash   |            Test Case:
      Blocked By:                  |             Blocking:
 Related Tickets:                  |  Differential Rev(s):
       Wiki Page:                  |
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Comment (by sergv):

 Okay `procdump` seems to fare better:

 {{{
 sergey at box /c/home/ghc/bugs$ procdump.exe -accepteula -t -ma -e 1 -x .
 Hw.exe

 ProcDump v9.0 - Sysinternals process dump utility
 Copyright (C) 2009-2017 Mark Russinovich and Andrew Richards
 Sysinternals - www.sysinternals.com

 Process:               HW.exe (684)
 CPU threshold:         n/a
 Performance counter:   n/a
 Commit threshold:      n/a
 Threshold seconds:     n/a
 Hung window check:     Disabled
 Log debug strings:     Disabled
 Exception monitor:     First Chance+Unhandled
 Exception filter:      [Includes]
                        *
                        [Excludes]
 Terminate monitor:     Enabled
 Cloning type:          Disabled
 Concurrent limit:      n/a
 Avoid outage:          n/a
 Number of dumps:       1
 Dump folder:           .\
 Dump filename/mask:    PROCESSNAME_YYMMDD_HHMMSS
 Queue to WER:          Disabled
 Kill after dump:       Disabled


 Press Ctrl-C to end monitoring without terminating the process.

 Situation normal
 [19:51:59] Exception: C0000005.ACCESS_VIOLATION
 [19:51:59] Dump 1 initiated: .\HW.exe_180114_195159.dmp
 [19:52:00] Dump 1 writing: Estimated dump file size is 35 MB.
 [19:52:01] Dump 1 complete: 35 MB written in 1.4 seconds
 [19:52:01] Dump count reached.

 }}}

 I've uploaded the dump to https://fex.net/get/403580615683/210526178.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14669#comment:8>
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