Re: Ruby crash on DragonFly

[Michael Neumann <mneumann@xxxxxxxx>]

Chris Turner wrote:
> Joerg Sonnenberger wrote:
> > On Tue, Apr 01, 2008 at 02:53:52AM +0200, Michael Neumann wrote:
> > > I don't know why, but my application raises an illegal instruction 
> > > (signal 4) exception if it is linked with -pthread.
> >
> > Main binary must be linked against libpthread if any DSO mgiht depend on
> > that.
> >
> > Joerg
>
> anyone have any familarity of how the interpreter works?
>
> wondering if it does wierd things with sigaltstack, etc to handle code 
> generation that is interating with the FP/signals work a while back..

Don't know too much about signalstack. All I can say is that it (Ruby)
does lightweight threading using alarm(3), and it scans the stack for 
memory references (conservative garbage collection).

Regards,

  Michael