From: Evan You <yyx990803@gmail.com>
Date: Thu, 15 Jul 2021 22:51:59 +0000 (-0400)
Subject: fix(runtime-core): enter optimized mode for component as root
X-Git-Tag: v3.1.5~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=68365b9b2bc2ccef93e88475c4f15e7cfb4f2497;p=thirdparty%2Fvuejs%2Fcore.git

fix(runtime-core): enter optimized mode for component as root

fix #3943
---

diff --git a/packages/runtime-core/src/renderer.ts b/packages/runtime-core/src/renderer.ts
index 67c81aa4e1..545b5561c7 100644
--- a/packages/runtime-core/src/renderer.ts
+++ b/packages/runtime-core/src/renderer.ts
@@ -487,7 +487,7 @@ function baseCreateRenderer(
     parentSuspense = null,
     isSVG = false,
     slotScopeIds = null,
-    optimized = false
+    optimized = __DEV__ && isHmrUpdating ? false : !!n2.dynamicChildren
   ) => {
     // patching & not same type, unmount old tree
     if (n1 && !isSameVNodeType(n1, n2)) {
@@ -772,7 +772,7 @@ function baseCreateRenderer(
           parentSuspense,
           isSVG && type !== 'foreignObject',
           slotScopeIds,
-          optimized || !!vnode.dynamicChildren
+          optimized
         )
       }