From: Adam Bozanich <adam.boz@...>
Date: 2007-05-07T12:34:07+09:00
Subject: Re: ruby packer prototype: core dumps ( design review request )

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On 5/3/07, Nobuyoshi Nakada <nobu@ruby-lang.org> wrote:
>
> Hi,
>
> At Thu, 3 May 2007 15:30:14 +0900,
> Adam Bozanich wrote in [ruby-core:11079]:
> > Stepping through the debugger, the crash fails in rb_rescue2() in the
> > JUMP_TAG() macro when prot_tag is dereferenced ( it is null ).
>
> rb_rescue2() reraises the caught exception if it isn't
> handled.  You may want to use rb_protect() instead.
>
>
Thank you, that did the trick.  I had overlooked the fact that rb_rescue()
calls rb_rescue2() with rb_eStandardError rather than rb_eException.
Strangely enough, when I use rb_protect(), there aren't any exceptions being
thrown as far as I can tell.  go figure.

Thanks again,
-Adam

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On 5/3/07, <b class="gmail_sendername">Nobuyoshi Nakada</b> &lt;<a href="mailto:nobu@ruby-lang.org">nobu@ruby-lang.org</a>&gt; wrote:<div><span class="gmail_quote"></span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hi,<br><br>At Thu, 3 May 2007 15:30:14 +0900,<br>Adam Bozanich wrote in [ruby-core:11079]:<br>&gt; Stepping through the debugger, the crash fails in rb_rescue2() in the<br>&gt; JUMP_TAG() macro when prot_tag is dereferenced ( it is null ).
<br><br>rb_rescue2() reraises the caught exception if it isn&#39;t<br>handled.&nbsp;&nbsp;You may want to use rb_protect() instead.<br><br></blockquote></div><br>Thank you, that did the trick.&nbsp; I had overlooked the fact that rb_rescue() calls rb_rescue2() with rb_eStandardError rather than rb_eException.&nbsp; Strangely enough, when I use rb_protect(), there aren&#39;t any exceptions being thrown as far as I can tell.&nbsp; go figure.
<br><br>Thanks again,<br>-Adam<br>

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