1 files changed, 1 insertions, 0 deletions
diff --git a/util/arr.c b/util/arr.c
index 0d7ddfa..63423c0 100644
--- a/util/arr.c
+++ b/util/arr.c
@@ -51,5 +51,6 @@ static void arr_free(Array *arr) {
 	free(arr->data);
 }
 
+/* NOTE: this will not work if type is a pointer! */
 #define arr_foreach(arr, type, var) for (type *var = (arr)->data, *var##_foreach_last = arr_last(arr); var; var == var##_foreach_last ? var = NULL : var++)
 #define arr_foreach_reverse(arr, type, var) for (type *var = arr_last(arr); var; var == (arr)->data ? var = NULL : var--)