From b0de90becfe5f806f113db5e4a6d60fc2dd49f55 Mon Sep 17 00:00:00 2001
From: wjf-hs <Orig5826@163.com>
Date: Fri, 28 Jun 2024 11:45:43 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=BA=E4=BB=80=E4=B9=88=E8=BF=98=E4=B8=8D?=
 =?UTF-8?q?=E8=A1=8C=EF=BC=9F?=
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---
 src/tree.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/tree.c b/src/tree.c
index ce7c443..72afaba 100644
--- a/src/tree.c
+++ b/src/tree.c
@@ -1338,6 +1338,7 @@ bool tree_rb_delete(struct _tree* self, void* obj)
         memmove(node->obj, tmp->obj, self->_obj_size);
         if(tmp->right != NULL)
         {
+            // tmp->right must be red
             memmove(tmp->obj, tmp->right->obj, self->_obj_size);
             tmp = tmp->right;
         }