During October 2024, Alex Huang focused on stabilizing Linux ARM builds in the denoland/chromium_build repository by addressing a recurring segfault issue. He temporarily disabled the ELF CREL compiler flag for ARM architectures, restoring build reliability while a permanent solution is investigated. This change minimized CI pipeline disruptions and maintained delivery momentum for Chromium build tooling. Alex utilized GN for build system configuration, carefully documenting the rationale and outlining next steps for ongoing CREL-related investigations. His work demonstrated a methodical approach to troubleshooting and maintaining build stability, ensuring that ARM builds remained functional and that the team could continue development without interruption.