From f17a82c769cfb60ee6785ef5d34d91191d153542 Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Thu, 20 Apr 2023 14:31:54 +0800
Subject: [PATCH] fix(hmr): always traverse static children in dev

fix #7921
close #8100
---
 packages/runtime-core/src/renderer.ts | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/packages/runtime-core/src/renderer.ts b/packages/runtime-core/src/renderer.ts
index b1e048e588b..413355508b9 100644
--- a/packages/runtime-core/src/renderer.ts
+++ b/packages/runtime-core/src/renderer.ts
@@ -835,7 +835,8 @@ function baseCreateRenderer(
         areChildrenSVG,
         slotScopeIds
       )
-      if (__DEV__ && parentComponent && parentComponent.type.__hmrId) {
+      if (__DEV__) {
+        // necessary for HMR
         traverseStaticChildren(n1, n2)
       }
     } else if (!optimized) {
@@ -1110,7 +1111,8 @@ function baseCreateRenderer(
           isSVG,
           slotScopeIds
         )
-        if (__DEV__ && parentComponent && parentComponent.type.__hmrId) {
+        if (__DEV__) {
+          // necessary for HMR
           traverseStaticChildren(n1, n2)
         } else if (
           // #2080 if the stable fragment has a key, it's a <template v-for> that may