From e4dffe900a7475c9b4c22c06283b5635e5c2de37 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thorsten=20L=C3=BCnborg?= <t.luenborg@googlemail.com>
Date: Tue, 10 May 2022 10:41:54 +0200
Subject: [PATCH] fix(runtime-core): ensure raw slot function is only
 normalized once (#5358)

fix: #5343
---
 packages/runtime-core/src/componentSlots.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/runtime-core/src/componentSlots.ts b/packages/runtime-core/src/componentSlots.ts
index ec58fd69..682a107e 100644
--- a/packages/runtime-core/src/componentSlots.ts
+++ b/packages/runtime-core/src/componentSlots.ts
@@ -63,6 +63,10 @@ const normalizeSlot = (
   rawSlot: Function,
   ctx: ComponentInternalInstance | null | undefined
 ): Slot => {
+  if ((rawSlot as any)._n) {
+    // already normalized - #5353
+    return rawSlot as Slot
+  }
   const normalized = withCtx((...args: any[]) => {
     if (__DEV__ && currentInstance) {
       warn(