How do I force a program to appear to run out of memory?

Question

I have a C/C++ program that might be hanging when it runs out of memory. We discovered this by running many copies at the same time. I want to debug the program without co

Answer 1

I once had a student in CS 1 (in C, yeah, yeah, not my fault) try this, and ran out of memory:

int array[42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42][42]..... (42 dimensions);

and then he wanted to know why it gave errors...