[W.I.P] ext/mbstring: Add some TODO

Author: Girgias

ext/mbstring/mbstring.c

@@ -542,6 +542,7 @@ static void _php_mb_free_regex(void *opaque)
 }
 /* }}} */
 
+// TODO make void as return value is ignored?
 /* {{{ php_mb_nls_get_default_detect_order_list */
 static int php_mb_nls_get_default_detect_order_list(enum mbfl_no_language lang, enum mbfl_no_encoding **plist, size_t *plist_size)
 {
@@ -3678,6 +3679,7 @@ static uint32_t *make_conversion_map(HashTable *target_hash, size_t *conversion_
 	uint32_t *mapelm = convmap;
 
 	ZEND_HASH_FOREACH_VAL(target_hash, hash_entry) {
+		// TODO Check for entry values to be true int?
 		*mapelm++ = zval_get_long(hash_entry);
 	} ZEND_HASH_FOREACH_END();