semantic-bug-detector

Detect logical and semantic bugs in Python code by analyzing program intent.

1|2|Updated Mar 10, 2026
One-click install
npx skills add https://github.com/santosomar/general-secure-coding-agent-skills --skill semantic-bug-detector-santosomar
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: semantic-bug-detector
Source: https://github.com/santosomar/general-secure-coding-agent-skills/tree/main/skills/debugging/semantic-bug-detector
Command: npx skills add https://github.com/santosomar/general-secure-coding-agent-skills --skill semantic-bug-detector-santosomar

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill identifies logical and semantic bugs in code that appear syntactically correct and type-safe, addressing issues where the program's intent is violated.

Core Features & Use Cases

  • Detects subtle logical errors: Catches bugs that traditional static analysis tools overlook by understanding program intent.
  • Identifies violated intent: Useful when code is syntactically fine but behaves incorrectly, or when reviewing complex algorithms.
  • Use Case: After a static analysis tool finds no issues, but a user reports incorrect behavior, this skill can pinpoint the semantic flaw, such as a condition-action mismatch or a copy-paste asymmetry.

Quick Start

Analyze the provided Python code for semantic bugs and suggest fixes.

Frequently Asked Questions about semantic-bug-detector

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I detect logical bugs that pass static analysis checks?

Semantic bug detection identifies logical errors by analyzing program intent and control flow, catching semantic violations like condition-action mismatches that static analysis overlooks.

What is semantic code analysis and how does it find intent violations?

Semantic code analysis examines program invariants and control flow to identify violated intent, finding logical errors where code behaves incorrectly despite being syntactically correct and type-safe.

How do I review complex algorithms for copy-paste asymmetry and logical errors?

Review complex algorithms for copy-paste asymmetry by applying semantic analysis to rank potential defects based on program invariants and common semantic smells.

Can I use semantic bug detection when code is syntactically fine but behaves incorrectly?

You can use semantic bug detection when code is syntactically fine but behaves incorrectly, as it pinpoints semantic flaws by understanding program intent rather than relying on type checking.

What are the limitations of using semantic analysis for bug detection?

Limitations of semantic analysis involve its reliance on understanding program invariants and control flow, meaning it targets logical errors and semantic smells rather than basic syntax or type checking defects.