problem with concurrent port scanner

[Simon Marlow]

HP Wei wrote:
> I cut and paste the code from 
> http://blog.moertel.com/articles/2004/03/13/concurrent-port-scanner-in-haskell
> 
> And compiled the resulting portscan.hs 
> with both ghc-6.8.2 and ghc-6.6.1
> on a host with Sun-Sparc [SunOS 5.10].
> 
> Besides the issue of binary-code-size blow-up with ghc-6.8.2,
> there is a much more serious problem with codes 
> compiled from both 6.8.2 and  6.6.1.
> 
> Here is the output of two runs.
> 
> -------------------------------------------
> portscan a_remote_sun_sparc_machine 1 1000
> portscan: internal error: getMBlock: mmap: Bad file number
>     (GHC version 6.6.1 for sparc_sun_solaris2)
>     Please report this as a GHC bug:  
> http://www.haskell.org/ghc/reportabug
> Abort

Please report the bug as instructed!

Cheers,
	Simon