AITowards Data Scienceabout 2 hours ago
Copilot Misses Bugs Outside Code Diff
16 min read
Testing GitHub Copilot on ten seeded billing bugs reveals the AI caught all eight when provided written rules, but missed both defects located in unchanged code. The tool correctly approved a diff that fixed a visible error while allowing a hidden gap bug to pass through, demonstrating a context gap where AI reviewers lack access to unwritten business logic.
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