Maxime Arthaud enhanced the robustness of the LLVM C bindings in the llvm/llvm-project repository by addressing a critical stability issue related to debug record retrieval. Using C and C++, Maxime implemented null-pointer safety checks in the LLVMGetFirstDbgRecord and LLVMGetLastDbgRecord functions, preventing crashes when debug markers are absent. This defensive programming approach was complemented by the addition of targeted unit tests, ensuring reliable behavior and increased test coverage. The work demonstrated a focus on debugging and test-driven development, directly supporting downstream tooling requirements. Maxime’s contributions reflect careful attention to code safety and maintainability within a complex codebase.