- Extend Override attribute to support properties in addition to methods
- Add comprehensive property override validation including parent property matching
- Implement property shadowing prevention for private parent properties
- Add trait property override validation at use site
- Support promoted and hooked properties in override validation
- Update error messages to include property targets for override rejection
- Add internal marker preservation for property override validation
- Implement final property and property hook inheritance restrictions
- Add parent property hook call syntax support with validation
- Support PHP 8.4 final property metadata preservation in reflection
- Add property hook inheritance and reflection test cases
- Update native class property validation to prevent private property hiding
- Implement interface property hook final restriction
- Add property get hook reference return validation error
- Update stub generation with property
- Add new NegativeCompatibilityTest class with 320 lines of test cases
- Implement closure and arrow function reference return validation with error messages
- Add foreach list destructuring reference binding validation and error reporting
- Move foreach by-reference variable validation to proper location in parser
- Update documentation to reflect foreach list destructuring reference limitations
- Refactor incompatibility classification documentation for clarity
- Remove outdated attribute argument limitation from documentation
- Create diagnostic reporter for controlled compiler boundary testing
- Add comprehensive test coverage for PHP incompatibility boundaries
- Ensure clean failure modes instead of crashes or invalid C++ emission