From: barjunk <barjunk@...>
Date: 2008-04-02T12:05:07+09:00
Subject: Re: ruby and rdebug

On Mar 31, 8:46 am, barjunk <barj...@attglobal.net> wrote:
> On Mar 31, 4:14 am, Chiyuan Zhang <plus...@gmail.com> wrote:
>
>
>
> > It seems to be recursion level too deep. Have you tried to
> > run ruby in gdb and get a backtrace when the program faulted?
> > gdb /usr/bin/ruby test.rb
>
> > 2008/3/31, barjunk <barj...@attglobal.net>:
>
> > > I'm running a ruby script like so:
>
> > >  ruby test.rb
>
> > >  and because it has some problems it eventually crashes with
>
> > >  'stack level too deep (SystemStackError)'.
>
> > >  This is a problem I'm looking into, however, if I run the program like
> > >  this:
>
> > >  rdebug test.rb
>
> > >  It doesn't crash in the same place.  In fact, I haven't been able to
> > >  get it to crash at all.
>
> > >  What sort of things could cause this to take place?  This happens in
> > >  1.8.4 and the latest 1.8.6.
>
> > >  I haven't finished trying to find the reason why my ruby program
> > >  crashes in the first place, but it just seems odd that it wouldn't
> > >  also crash when using rdebug.
>
> > >  Ideas, suggestions?
>
> > >  Mike B.
>
> Thanks.  I have used gdb to trace the problem...I'm still working on
> that.  However, the curious part is that the error doesn't occur when
> using rdebug....which is the part I'm currently trying to understand.
>
> Mike B.

Further testing shows that using rdebug still fails, it just takes a
few more iterations before it does.  It is still wierd that it would
fail in a different spot.

Mike B.