[GHC] #16057: GHC 8.6.3 byte-code interpreter segfaults on any object.

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Mon Dec 24 06:33:52 UTC 2018


#16057: GHC 8.6.3 byte-code interpreter segfaults on any object.
-------------------------------------+-------------------------------------
        Reporter:  gizmo.mk0         |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  highest           |            Milestone:
       Component:  Runtime System    |              Version:  8.6.3
      Resolution:                    |             Keywords:
Operating System:  Windows           |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #16071 #13617     |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by awson):

 Ah, I tried this, but apparently also with too much verbosity enabled
 (like `-v4` or so), so these were buried somewhere deep inside.

 Thanks!
 > Replying to [comment:13 awson]:
 > > Hi, Tamar, which command-line options should I use to get such an
 output
 > > > {{{
 > > > bcoSize = 3
 > > > Sp = 00000000061f0be0   pc = 0    PUSH_G   000000000d8801b4
 > > > Sp = 00000000061f0bd8   pc = 2    ENTER
 > > >
 > > > ---------------------------------------------------------------
 > > > Evaluating: Object 000000000d8801b0 =
 > > > }}}
 > > ?
 >
 > Hi Awson,
 >
 > with a debug rts linked `+RTS -Di`.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16057#comment:16>
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