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Re: gdb stack trace problems (Addendum)
Christopher Faylor wrote:
If a function doesn't set up a frame pointer and there is no debugging
information available, how would one derive a stack frame? I could
imagine a really complicated "search the stack" technique but I can't
see how it would ever be foolproof.
That's where GDB hacking just starts to get interesting. :-) Yes,
it's complicated and potentially expensive too, because you may have
to transfer a lot of bytes. The mips has something similar for
function starts, and a "heuristic-fence-post" variable to control
how hard to work at it.
Stan