1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
int main(int argc, char* argv[]) {
int* a_n = malloc(sizeof(*a_n));
*a_n = 81;
int stored_n = *a_n;
free(a_n);
// pitfall 2: reading from address after freeing
//printf("My integer is %d stored at %p\n", *a_n, (void*)a_n);
// fix: store the value before freeing
printf("My integer is %d stored at %p\n", stored_n, (void*)a_n);
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
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