0xDEADBEEF equivalent for 64-bit development?

Question

For C++ development for 32-bit systems (be it Linux, Mac OS or Windows, PowerPC or x86) I have initialised pointers that would otherwise be undefined (e.g. they can not immedi

Answer 1

According to Wikipedia, BADC0FFEE0DDF00D is used on IBM RS/6000 64-bit systems to indicate uninitialized CPU registers.