[GHC] #13497: GHC does not use select()/poll() correctly on non-Linux platforms

GHC ghc-devs at haskell.org
Thu Mar 30 21:11:10 UTC 2017


#13497: GHC does not use select()/poll() correctly on non-Linux platforms
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        Reporter:  nh2               |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Runtime System    |              Version:  8.0.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #8684, #12912     |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by nh2):

 Uh, some things are still puzzling me here. If I run with `+RTS -I0.3`,
 the infinite loop does not occur on FreeBSD, even though 0.3 is supposed
 to be the default, so I'm not sure why giving no `+RTS` and `+RTS -I0.3`
 have different behaviour.

 Also, passing `+RTS -I0` does not enforce the bug, surprises me.

 Note all these observations are for the non`-threaded` runtime.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13497#comment:4>
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