Re: [PATCH 13/18] Add new "wtx" target.

Joel Brobecker
2011-02-25T16:17:02Z

> Joel> + /* FIXME: brobecker/2007-08-31: The current event handling in GDB
> Joel> + doesn't really include support for exceptions. For now, treat
> Joel> + this as an "unknown signal". Later on, we might want to improve
> Joel> + a bit, and in particular display the exception value to the user. */
>
> What are "exceptions" in this context?

It's a VxWorks exception. I can't remember completely the details
anymore, but the exception also carries an exception number, which
provides some extra info as to what caused the exception.

> Joel> + /* FIXME: The observer only passes the bpnum, which forces us
> Joel> + to do a reverse search for the associated breakpoint structure.
> Joel> + It is silly to have to do so when the observer had in fact
> Joel> + the breakpoint structure and had to dereference it in order to
> Joel> + pass the bpnum. Propose that the observer be enhanced when
> Joel> + submitting this code to the FSF. */
>
> :-)
>
> Volodya has a patch to make exactly this change.

I'm going to put that in my TODO list, to do ASAP as a followup patch.
It's been bugging me ever since I argued about that when the observer
was initially introduced.

--
Joel