Zofia Zuzanna Wiora developed and integrated an extended location information feature for compiler messages in the google/kotlin repository. Using Kotlin and focusing on compiler development and build tools, she introduced an optional extendedLocations setting that, when enabled via a system property, appends end line and column numbers to diagnostic messages. This configurable enhancement improved the precision of diagnostics and streamlined debugging by providing more detailed message locations. Zofia ensured backward compatibility and clear traceability by linking relevant commits, supporting better tooling integration and developer experience. Her work demonstrated depth in code commenting and careful attention to maintainability within the compiler infrastructure.