...print, compile, run, diagnose repeat) drop into gdb judiciously and "call print....", examine the output...

...to a seg fault.
I ran the gdb(with ddd) on it and it points...

...take emacs and GCC: emacs, GCC and GDB was perfectly usable before corporations started to...

...me and it's annoying enough when gdb can't print things properly even with...

...you live with the not so pretty gdb structures just to get your debug session...

...the structures and their content. Problems with gdb does not take away from the benefit...

...is *very* useful for inspecting core dumps. that is why i still have gdb installed. ;-)

...I run into the frustrating problem of gdb being unable to find the requisite symbols...

...debugger shows these values changed too:

before

(gdb) info registers
[...]
ebx            0xffffd4f4       -11020
[...]
esi            0x80916e8...

...18 {master} ~/devel/libsdl-d$ gdb ./__test__library__
GNU gdb (GDB) 7.8.1
Copyright...