Render error with keep-alive children. #4590
Description
Vue.js version
Vue: 2.1.7, VueRouter: 2.1.1
Reproduction Link
https://jsfiddle.net/JounQin/s9vgy7gu/
Steps to reproduce
Click router-link B, then Home, then A
What is Expected?
Should not render CompB when going to A.
What is actually happening?
CompB is rendered.