Strange stack trace on Windows
Roland Schwingel
roland.schwingel@onevision.de
Mon Mar 23 13:12:00 GMT 2009
Hi Joel...
Thanks for your reply...
gdb-owner@sourceware.org wrote on 19.03.2009 15:18:06:
> [...]
> The idea is that, during a function call made during single-stepping,
> you'll stop at the first instruction of the function. At this point,
> we want to use the standard method of computing the frame cache rather
> than using the alternative method of trusting the %ebp register.
> This is what the check that I added was about.
>
> The patch that I sent was to be made on top of the first patch
> that I sent long ago. Did you do that?
Sure. I made my changes on top of your older patch. I studied your old/new
patch over and over. I had to slightly adjust it as your new patch does not
100% match the current cvs code. If you like I send you my full i386-tdep.c
(it is quite fat - so I do not attach it now)
>
> > In my tests both cache->pc and current_pc are ALWAYS identical.
>
> They should be identical when you step into a function during
> your "next" operation, but other should be different. If this is not
> the case, then I missed something (maybe something obvious).
Would it help if I make a simple plain c example (source + executable code)
which you can step thru on your own? If you have the time to do so...
Roland
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