Re: How GDB handle this case while program works well in GDB but crash in mormal mode

Renzhong Xiao
2005-06-06T04:34:46Z

Thanks for your timely response, I will download valgrind and have a try.

Renzhong Xiao

On 6/6/05, Bob Rossi <bob@brasko.net> wrote:
> On Sun, Jun 05, 2005 at 10:56:43PM +0800, Renzhong Xiao wrote:
> > Hi,
> > I have some trouble in using GDB 6.3.50_2004-12-28-cvs in Cygwin
> > to debug the mencoder (which is a program in MPlayer).When I run
> > mencoder in normal mode,it will pop up an error message saying
> > mencoder.exe has error and will be closed. But I run mencoder in
> > gdb,it works well.
> > I don't know how to find this bug in GDB,Does GDB has the some
> > feature to handle this case?
> >
> > Any information will be very appreciate!
>
> I'm not an expert but there are probably many issues that could make this
> appear. For instance, if timing is important, your program might run a
> little slower in GDB than normally. If this is the case, things could
> potentially run different in your program. Also, if there are memory
> runtime error's in MPlayer, your program could act different when run in
> different environments.
>
> I would suggest using valgrind in Linux on MPlayer to see if there are
> any memory runtime errors.
>
> Bob Rossi
>