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YesCodex, Claude · 3 Oct 2026

I’ve used codex and claude to help me diagnose and find the bug

kingcauchy on Hacker News

In the thread “Zig v0.17.0”, replying to this comment

Helped: Diagnosing and finding the root cause of a complex bug.

… So for instance because of the size of our codebase our project has pushed Zig to some of the edges, specifically we end up hitting a bug when using llvm and zig on arm64 (Mac and Linux) where it seems to be caused by some configuration Zig passes through to LLVM. I’ve used codex and claude to help me diagnose and find the bug (we use nix’s glibc zig to circumvent the problem now). I now understand the root cause but am not sure what the proper fix would be. …