- Add runtime check mechanism for objects that require value validation
- Prevent null assignment to typed objects after unset with proper error message
- Disable native call optimizations when object values become unpredictable
- Maintain class constraints even after unset and reassignment
- Generate appropriate error handling for invalid object operations
- Update SSA analysis to recognize unset operations as dangerous for property hoisting
- Add comprehensive tests for typed object unset behavior scenarios
韩天峰