lib/asan/output_tests/use-after-free.c - native_client/pnacl-compiler-rt - Git at Google

 #include <stdlib.h>
 int main() {
   char *x = (char*)malloc(10 * sizeof(char));
   free(x);
   return x[5];
 }

 // CHECK: heap-use-after-free
 // CHECKSLEEP: Sleeping for 1 second
	#include <stdlib.h>
	int main() {
	char x = (char)malloc(10 * sizeof(char));
	free(x);
	return x[5];
	}

	// CHECK: heap-use-after-free
	// CHECKSLEEP: Sleeping for 1 second