On Wed, Feb 15, 2012 at 16:45, Martin <laza...@mfriebe.de> wrote: > On 15/02/2012 13:01, ik wrote: >> >> On Wed, Feb 15, 2012 at 14:19, ik<ido...@gmail.com> wrote: >>> >>> On Wed, Feb 15, 2012 at 13:59, Everton Vieira<tonvie...@gmail.com> >>> wrote: >>>> >>>> Em 15/02/2012, às 09:49, ik escreveu: >>>> >>>>> Hello, >>>>> >>>>> I have a code with a lot of loops and recursive calls. >>>>> Somewhere at the code, at some point, I think I have an Off By One or >>>>> something similar that happens that break my code. >>>>> The question is, how would you suggest to compile such complicated >>>>> calls to figure out where the problem/s exists ? >>>> >>>> For debug that, would be nice to make some log of the behavior of the >>>> app, that i`ve been thinking this days, but in which doesn't get nothing at >>>> far as usable. Well you can make a lot of debugln to monitor the behavior >>>> of >>>> it to try to see where is the problem. But i`m freak sure is hard work. >>> >>> I have a lot of prints on the screen (stderr even). but I just can't >>> figure out what am I missing. I know where it happens, and on what >>> level, but not why. >> >> Simple debug conditions works. found the reason, but not what cause it :) > > > If you know the variable, and where it first exists: > > trunk has watchpoints, so you can stop when the variable changes. > > Note depending on cpu, the number of watchpoints (and the possible size of > value) vary. he error is only given when trying to run/step.
Thanks. I finally figure out what happens. and It was off by 2 :) I had an inc(Index, 2); without checking first if it required, and 99% of the time it does, but 1% it does not, and that's the reason for the bug. I can dig now a hole to China :) > > > -- > _______________________________________________ > Lazarus mailing list > Lazarus@lists.lazarus.freepascal.org > http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus -- _______________________________________________ Lazarus mailing list Lazarus@lists.lazarus.freepascal.org http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus