How to get a call stack backtrace? (deeply embedded, no library support)

Question

I want my exception handlers and debug functions to be able to print call stack backtraces, basically just like the backtrace() library function in glibc. Unfortunately, my C li

Answer 1

Does your executable contain debugging information, from compiling with the -g option? I think this is required to get a full stack trace without a frame pointer.

You might need -gdwarf-2 to make sure it uses a format that includes unwind information.