Clang Static Analyzer

Website

clang-analyzer.llvm.org

Categories

#Code Analysis #Code Coverage #Development #Code Review

Parasoft C/C++test

Website

parasoft.com

Categories

#Code Analysis #Code Coverage #Development #Code Review

Clang Static Analyzer features and specs

• Integration with Clang
  The Clang Static Analyzer is built as part of the Clang project, ensuring seamless integration with the Clang compiler. This allows for easy adoption in projects that already use Clang for compiling, as there is no need for additional tooling setup.
• Open Source
  Being an open-source tool, Clang Static Analyzer is freely available for anyone to use and modify. This encourages a community-driven approach to improvements and provides the flexibility to tailor the tool to specific needs.
• Path-sensitive Analysis
  Clang Static Analyzer performs path-sensitive analysis, which means it evaluates different execution paths in the code to detect complex bugs that may only manifest under certain conditions.
• Deep C/C++ Support
  As part of the LLVM project, Clang Static Analyzer offers robust support for C and C++ languages, leveraging the deep language understanding from the Clang front-end.

Possible disadvantages of Clang Static Analyzer

• Limited Language Support
  While it is excellent for C and C++, Clang Static Analyzer has limited support for other programming languages, which can be a drawback for projects involving multiple languages.
• False Positives
  Like many static analysis tools, Clang Static Analyzer can generate false positives, where it reports issues that are not actual bugs. This can require developers to spend additional time reviewing and dismissing spurious warnings.
• Complex Setup for Non-Clang Projects
  Projects that are not already using Clang might face a more complex setup process to integrate Clang Static Analyzer, as it requires adapting build configurations to use Clang.
• Performance Overhead
  Running Clang Static Analyzer can introduce significant performance overhead during the analysis phase, which might lead to longer build or integration times, especially for large codebases.

Parasoft C/C++test features and specs

• Comprehensive Analysis
  Parasoft C/C++test offers a wide array of testing and analysis tools, including static code analysis, unit testing, and coverage analysis, providing a robust environment for identifying and fixing issues early in the development process.
• Automated Testing
  It supports automated testing, which helps in consistent execution of tests and allows developers to integrate testing into their continuous integration pipelines seamlessly.
• Compliance with Standards
  The tool supports compliance with industry standards such as MISRA, CERT, and AUTOSAR, making it suitable for projects that require adherence to specific coding guidelines.
• Integration with Development Environments
  Parasoft C/C++test easily integrates with popular development environments and build systems, enhancing the workflow without requiring major changes to existing processes.
• Detailed Reporting
  The tool provides detailed reports and dashboards that offer insights into code quality, test coverage, and compliance, aiding in better decision making and prioritization.

Possible disadvantages of Parasoft C/C++test

• Complexity
  Due to its comprehensive features, the tool can be complex to set up and configure, especially for teams that are new to using such an extensive testing suite.
• Cost
  Parasoft C/C++test can be expensive, which may be a barrier for smaller teams or startups with limited budgets looking for cost-effective solutions.
• Steep Learning Curve
  New users might find that there is a steep learning curve due to the tool's extensive functionality and features, requiring time and resources for training.
• Performance Overhead
  When performing comprehensive analysis and testing, the tool might introduce performance overhead, potentially slowing down the development pipeline.
• Customization Limitations
  While the tool provides extensive functionalities, some users might find it lacks customization options for specific use cases or integrated workflows.

2019 LLVM Developers’ Meeting: A. Dergachev “Developing the Clang Static Analyzer”

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Parasoft C/C++test

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