On Sat, 29 Sep 2012, Marcin Cieslak wrote:
> On Sat, 29 Sep 2012, Frederic Koehler wrote:
>
>> This is on a 64-bit machine. Opening the help window works fine the
>> first time [and
>> their are no valgrind messages], but after closing it and opening it
>> again the program
>> segfaults, and there are a lot of valgrind messages about using freed
>> memory. If you
>> don't close the help window, it works fine and sends the help window
>> back to the top.
>> I'd expect the same issue on a 32-bit machine, but if it isn't there
>> then we could
>> investigate further.
>
> dtcreate has so many problems - it is written in a completely
> pre-ANSI C. For me it immediately segfaults on:
>
> #0 0x000000000040e318 in create_applicationShell1 (_UxUxParent=0x0)
> at CreateActionAppShell.c:1682
> 1682 UxParent = _UxUxParent;
>
Odd - why would a simple assignment like this cause a core?
>
> #0 0x000000000040e318 in create_applicationShell1 (_UxUxParent=0x0)
> at CreateActionAppShell.c:1682
> #1 0x00000000004085e8 in main (argc=1, argv=0x7fffffffcc88) at main.c:1336
>
> (gdb) print UxParent
> No symbol "UxParent" in current context.
Without looking at the code, I'm guessing you are in the wrong frame,
try 'f0' and see what UxParent is...?
--
Jon Trulson
The Higgs Field is what make atoms matter.
-- Tom L.
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