May 2026 monthly summary for golang/tools: Focused on correctness and reliability of the Min/Max Analysis feature in the static analysis tool. Delivered targeted fixes to rewriting logic for expressions with side effects and tightened parameter handling for user-defined min/max functions. Updated tests to ensure semantic preservation and proper coverage, reducing regression risk in automated code rewrites used by downstream tooling. Business value: prevents incorrect code transformations in production code, lowers debugging time for users of the analysis tool, and strengthens trust in automated refactoring within the Go tooling ecosystem. The changes align with Go tooling goals and address related issues in golang/go (#77558, #79210).