AFAIK, heap and stack are still in the same "area of memory;" the discipline of separating the two is still enforced (or not) by the operating system. The heap

AFAIK, heap and stack are still in the same "area of memory;" the discipline of separating the two is still enforced (or not) by the operating system. The heap-grows-up, stack-grows-down convention is still common on (32-bit, maybe 64-bit?) x86 too.