fix(keep-alive): fix keep-alive memory leak

yyx990803 · yyx990803 · commit 2632249925e6 · 2023-12-07T16:12:36.000+08:00
close #12827
diff --git a/src/core/vdom/create-component.ts b/src/core/vdom/create-component.ts
@@ -62,6 +62,8 @@ const componentVNodeHooks = {
       vnode, // new parent vnode
       options.children // new children
     )
+    // #12187 unset children reference after use to avoid memory leak
+    options.children = undefined
   },
 
   insert(vnode: MountedComponentVNode) {

Original file line number	Diff line number	Diff line change
`@@ -62,6 +62,8 @@ const componentVNodeHooks = {`
`62`	`62`	`vnode, // new parent vnode`
`63`	`63`	`options.children // new children`
`64`	`64`	`)`
	`65`	`+ // #12187 unset children reference after use to avoid memory leak`
	`66`	`+ options.children = undefined`
`65`	`67`	`},`
`66`	`68`
`67`	`69`	`insert(vnode: MountedComponentVNode) {`