catching exception in gdb
Alain Magloire
alain@qnx.com
Thu Jul 8 23:18:00 GMT 2004
>
> On Thu, Jul 08, 2004 at 06:43:17PM -0400, Alain Magloire wrote:
> >
> > Bonjour
> >
> > As suggested in the gdb doc, I was doing some hackish stuff in gdb-5.x to get catching exception working
> > in the eclipse CDT IDE. Using the C++ ABI and putting a "hidden" breakpoint in the "__cxa_xxx" functions.
> > So far so good, but once stop how to extract the class deep in the internal of the ABI.
> > I could not fine any ABI functions to do this nor walking through the arguments.
> >
> > Any suggestions ?
> >
> > gdb-6.x commands
> > catch throw <exceptname> - a particular exception, when thrown
> > catch catch <exceptname> - a particular exception, when caught
> > do not seem to work
> >
> > (gdb) catch catch Size
> > Junk at end of arguments.
>
> You can do it with the runtime type information, but I never got around
> to implementing it. It's fairly simple.
>
Sir ... You have my complete attention.
I like the sound of "it's fairly simple" ...
But I've learned the hard way, nothing is simple when dealing with gdb 8-).
So any good pointers ... been hamering away typecasting pointers to get the damn clazz name ... no go.
> "catch catch" and "catch throw" only work without arguments at the
> moment.
>
Noted.
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