sample not working properly in vue3

Version

4.5.0

Reproduction link

https://github.com/kumaresan-subramani/vue3-suport

working sample

sample sample with "vue": "^2.6.11 works fine without any error

https://github.com/Saranya13/vue-sample/

Environment info

"vue": "^3.0.5"
"@vue/cli-plugin-babel": "^4.5.10",
    "@vue/cli-plugin-eslint": "^4.5.10",
    "@vue/cli-service": "^4.5.10",
    "@vue/compiler-sfc": "^3.0.5",
    "babel-eslint": "^10.1.0",
    "eslint": "^6.8.0",
    "eslint-plugin-vue": "^7.4.1",

Steps to reproduce

clone above mentioned smple then npm i finally npm run serve

browser throws script error, but the same working fine in vue2

What is expected?

component gets rendered without script error

What is actually happening?

throws script error

component-base.js?5981:6 Uncaught TypeError: Object prototype may only be an Object or null: undefined
    at setPrototypeOf (<anonymous>)
    at extendStatics (component-base.js?5981:6)
    at __extends (component-base.js?5981:9)
    at eval (component-base.js?5981:20)
    at eval (component-base.js?5981:195)
    at Module../node_modules/@syncfusion/ej2-vue-base/src/component-base.js (chunk-vendors.js:575)
    at __webpack_require__ (app.js:849)
    at fn (app.js:151)
    at eval (index.js?4867:1)
    at Module../node_modules/@syncfusion/ej2-vue-base/src/index.js (chunk-vendors.js:599)

[ktsn]

Use extends option. https://v3.vuejs.org/api/options-composition.html#extends

[sodatea]

I’m afraid not. Because it’s not a bug in Vue CLI.