Version

vue: 3.2.0-beta.8 vue-loader: 16.4.1

Reproduction link

codesandbox and sfc playground no error

Steps to reproduce

1. use v-memo in v-for
2. v-memo cannot read 'deep' of undefined

What is expected?

no error

What is actually happening?

v-memo cannot read 'deep' of undefined

It works fine in sfc could you provide a mini repro?

Please don't open issues without reproductions. Also please read the PR about 3.2 with docs about v-memo in the docs repo to see what its intended use cases are.

Just a tip: also update dependency "@vue/compiler-sfc" to 3.2