GCC debugger stack trace displays wrong file name and line number

Question

I am trying to port a fairly large C++ project to using g++ 4.0 on Mac OS X. My project compiles without errors, but I can\'t get GDB to work properly. When I look at the stack

Answer 1

Are you compiling with optimization on? I've found that O2 or higher messes with the symbols quite a bit, making gdb and core files pretty much useless.

Also, be sure you are compiling with the -g option.