example of a GNU C program that needs an executable stack

closure.c

#include <stdlib.h>
#include <stdio.h>

int main() {
	int count = 0;
	int compar(const void *left_ptr, const void *right_ptr) {
		int left = *(int*)left_ptr;
		int right = *(int*)right_ptr;
		++count;
		return left - right;
	}
	int array[] = {8, 2, 4, 2, 7};
	qsort(array, sizeof array / sizeof(int), sizeof(int), compar);
	int ii;
	for(ii = 0; ii < sizeof array / sizeof(int); ++ii) {
		printf("%d ", array[ii]);
	}
	printf("\n");
	printf("count: %d\n", count);
}