Developed and integrated an experimental P3039 compiler into the compiler-explorer/compiler-explorer repository, expanding the platform’s capabilities for rapid prototyping and evaluation of new compiler features. Focused on C++ programming and compiler development, the work enabled users to test next-generation optimizations directly within the browser, streamlining the feedback loop for compiler research. The implementation included end-to-end feature integration, ensuring traceability from code changes to user-facing tooling. By enhancing experimentation workflows, the contribution informed future roadmap decisions and reduced time-to-insight for both users and maintainers. No major bugs were addressed during this period, with efforts concentrated on feature delivery and integration.