Actual working tests on strspn and strcspn

tests/string/strcspn.c

@@ -2,8 +2,9 @@
 #include <stdio.h>
 
 int main(int argc, char* argv[]) {
-	printf("%ld\n", strcspn("hello", "world")); // should be 2
-	printf("%ld\n", strcspn("banana", "world")); // should be 6
+	char *world = "world";
+	printf("%ld\n", strcspn("hello", world)); // should be 2
+	printf("%ld\n", strcspn("banana", world)); // should be 6
 
     return 0;
 }