If you prefer watching videos to reading articles, Cody Henrichsen has created a video walkthrough of this procedure. With its new OS release, Apple has discontinued the use of GDB in OS X. Since 2005 Apple has steadily been moving away from the GNU toolchain in favor of LLVM. This means that Xcode now uses LLDB instead. LLDB looks to be a very nice replacement for GDB, and I hope to use it in the