Re: [Mesa3d-users] Debugging Problems

[tom f. <tf...@al...>]

Brian Paul <br...@vm...> writes:
> Shawn Krisman wrote:
> > Hello, I've been trying to debug a call to glXMakeCurrent for over a
> > week now and i'm having no luck. When I step through the code using
> > gdb, very strange "jumps" happen. Basically I'm moving through
> > MakeContextCurrent, and all of a sudden gdb will just move back a
> > couple of lines of code. This happens in the strangest places but
> > always the same places and always the same jumps. There is never any
> > mention of context switches. I'm working with the 7.2 library, with
> > the --enable-debug flag on and XSYNC_MESA set. CFLAGS='-g' &&
> > CXXFLAGS='-g'
> 
> Are you sure you're actually debugging the right libGL and not 
> /usr/lib/libGL.so or some other instance?

I get similar behavior if I try to debug code that I've forgotten to
compile with -O0.

-tom