Re: Watchpoints with condition

Michael Snyder
2007-12-01T01:46:12Z

On Sat, 2007-12-01 at 12:10 +1100, Russell Shaw wrote:
> Vladimir Prus wrote:
> > GDB presently allow a watchpoint to have a condition, and I wonder
> > what are the use-cases for that.
> >
> > If anybody has used watchpoint in condition in practice when debugging
> > real problem (as opposed to just playing with gdb, or making up
> > possible uses), can he share why it was needed?
>
> I frequently need to enable or set a breakpoint only if another
> previous point in the program has been passed. How do i do that?

set $passed_milestone = 0
break milestone_func
commands
silent
set $passed_milestone = 1
end
break conditional_func if ($passed_milestone)