### Vue version 3.5.12 ### Link to minimal reproduction https://play.vuejs.org/#__PROD__eNp9UsFOwzAM/RUrF0CaOsHgUrohQEOCA0zAMRIqrVsy2iRK0jKp6r/jZOvY0LRTbL/n5NkvHbvVOmobZDFLHNa6Sh3OuARIHpSCuFBqytlJesIZjKmejHdIlNrMCO3Aoms0VUStlXHgWwujauAsGlPiH+Ds2revG4jKRszZTMlClNHSKkkCOv8uZ5mqtajQvGgnlLScxRAQj6VVpX6eQs2ZBkdDPfvC7PtAfWlXvsbZwqBF05KMLeZSU6Jbw/O3Z1xRvAVrlTcVsY+Ar2hV1XiNa9pdI3OSvcMLah/DToQs3+185VDaYSgv1DP7wOeMlnR/ZPQ/uZPoMvRx2dMWN/v1Bm7cqFJZkmuO+rfO0Katgw7I0BF8pgamPoSezhwLIXFhlLZJIMRgnSHBgXgzZNDPTs/2LKRk/8vkog3BJgxXdR0dfZ+M/4F09QFwiPb+GQ350aLxi6MpJ9FVdH7B+l9N7+ZX ### Steps to reproduce Have code like this: `const { foo, bar = foo } = defineProps<{ foo: string, bar?: string }>()` ### What is expected? No error. ### What is actually happening? Error foo is not defined ### System Info ```shell n/a ``` ### Any additional comments? `const { a, b = a } = { a: 1, b: undefined }` is valid syntax in regular js and as such should be supported in vue also.