using buffer overflow to loop

magic.c

// prints the integers from 0 to 10
// compile with zero optimizations (use no `-O` flags, or only `-O0`)
// works on ubuntu xenial with gcc 5.4.0 (changed the buffer line from the original to work)
// src: https://old.reddit.com/r/ProgrammerHumor/comments/7p9c25/printing_all_integers_from_0_to_10/

#include <stdio.h>

int a[3][3][3][3][3] = {0};

void magic() {
	int buffer[8];
	buffer[14]-=72;
	return;
}

int main() {
	if ((*(*(*(*(2 + a)))))[2] > 10) {
		return 0;
	}
	printf("%i\n", (*(*(*(*(2 + a)))))[2]);
	(*(*(*(*(2 + a)))))[2]++;
	magic();
	return 1;
}