Added a simple memcpy/memset test.

Author: Stefan Bucur

examples/memcpytest.c

@@ -0,0 +1,12 @@
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+int main(int argc, char **argv) {
+  char buff[256];
+
+  memset(buff, 0, 256);
+  buff[0] = 'a';
+  printf("%s\n", buff);
+  return 0;
+}