DMD Backend: Deciding instructions to use/avoid?

[Nick Sabalausky]

"Bernard Helyer" <b.helyer at gmail.com> wrote in message 
news:isdgdc$m3a$1 at digitalmars.com...
> If you run the program in GDB, can you disassemble when the error is
> given? That may give you the instruction the kernel is assasinating your
> process for.

I can try that if anyone can help walk me through it or at least point me to 
a good beginner's tutorial for gdb. I never use commandline debuggers, and 
I've never even touched gdb, so I don't have the slightest clue how to use 
it.