[Lazarus] Interesting issue when running programs

Matt Shaffer dazappa.matt at gmail.com
Sat Mar 27 18:21:48 CET 2010


I think I'll update this real quick:
1. I'm using GDB 5.2.1
2. GDB quotes itself as encountering an internal error when I do "gdb
project1.exe"
3. I hit no (I don't want to quit) to continue anyway.
4. Run
5. Segfault! Hey.. I actually didn't expect that.

The backtrace:
Program received signal SIGSEGV, Segmentation fault.
0x100177b7 in ?? ()
(gdb) backtrace
#0 0x100177b7 in ?? ()
#1 0x10017af6 in ?? ()
#2 0x100029a0 in ?? ()
#3 0x1000dffe in ?? ()
#4 0x76e9c8f9 in ?? ()
#5 0x76e9cbc3 in ?? ()
#6 0x76e9ec16 in ?? ()
#7 0x75ed96a8 in ?? ()
#8 0x75ed9738 in ?? ()
#9 0x75da08d2 in ?? ()
#10 0x75d75151 in ?? ()
#11 0x75d74e10 in ?? ()
#12 0x75d73f87 in ?? ()
#13 0x76eda604 in ?? ()
#14 0x76e9c8f9 in ?? ()
#15 0x76ea4c41 in ?? ()
#16 0x76ea5ad7 in ?? ()
#17 0x76eaa980 in ?? ()

But I've not the slightest idea what to do with it.

On Sat, Mar 27, 2010 at 2:09 PM, Matt Shaffer <dazappa.matt at gmail.com>wrote:

> >Martin
> I had already tried that, to no avail
>
> >Mattias
> It was my understanding that I had to run my program through a debugger
> (like GDB) outside of the IDE, in which case the application will work
> flawlessly. It only manages to crash with F9 -- is there a way to debug
> through that only? I have -g, -gl, -gw, and -Xg enabled. I have a hunch if I
> run the program with F9 with -Xg enabled (external file with debugging
> info), there would be a way to parse the generated file, but I've yet to
> find out how.
>
> On Sat, Mar 27, 2010 at 1:22 PM, Mattias Gaertner <
> nc-gaertnma at netcologne.de> wrote:
>
>> On Sat, 27 Mar 2010 11:59:05 -0300
>> Matt Shaffer <dazappa.matt at gmail.com> wrote:
>>
>> > I've noticed an interesting problem I seem to have acquired, and I was
>> > wondering if anyone has come across it before. I used to have a nice,
>> happy
>> > installation of lazarus .9.28.2 on Windows Vissta, but I seem to have
>> borked
>> > it. Now, no matter how simple an application I build is (IE: 1 Form, no
>> LCL,
>> > etc.), when I run programs through the IDE with F9 (or the button), they
>> > segfault immediately. I have no idea what the last thing I did was, and
>> I
>> > have no idea how to remedy the problem.
>> >
>> > What would be a recommend course of action?
>> > - I don't know how I caused this, so I'm not sure if this is a bug
>> > - Is it possible to track down what's causing this?
>>
>> Run the program in a debugger and create a backtrace.
>>
>>
>> > - Should I reinstall Lazarus? Or should I install an SVN version, for
>> kicks?
>>
>>
>> Mattias
>>
>> --
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>> Lazarus at lists.lazarus.freepascal.org
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>>
>
>
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