Worked on enhancing the C# decompiler in the icsharpcode/ILSpy repository by improving how enums are handled, specifically focusing on zero-value semantics and direct comparisons to zero within conditional statements. Addressed edge cases where zero is either implicit or not explicitly defined in the enum, resulting in more accurate decompilation output. The approach involved targeted code analysis and modifications in C#, leveraging deep understanding of decompilation and IL analysis. Delivered these improvements through two commits driven by user-reported issues and feedback, demonstrating a methodical, issue-driven workflow and strengthening the reliability of enum-related conditionals in the decompiler’s output.