Cppcheck v2.2 Release Notes

Release Date: 2020-10-03 // over 2 years ago
  • 🆕 New checks:

    • 🔒 incorrect usage of mutexes and lock guards
    • Dereference end iterator
    • Iterating a known empty container
    • outOfBounds check for iterators to containers

    ✂ Removed 'operator=' check that ensures reference to self is returned. That is not about safety.

    👌 Improved parser

    • 🛠 various ast fixes

    📜 Clang parser

    • The Clang import feature in Cppcheck should be considered to be experimental for now. There are problems.

    👌 Improved bug hunting

    • variable constraints
    • handling of multidimension arrays
    • function calls, execute functions that are in same TU
    • 👌 improved handling of containers
    • several improvements for uninitialized variables check
    • 👌 improved analysis of for loops
    • ➕ added a hash value for warnings that can be used for suppressions

    👌 Improved data flow

    • one more heuristic for ternary operators
    • 👌 improved data flow for containers


    • 🛠 Fixed some addon execution problems when there are spaces etc


    • 🛠 Fix handling of tags
    • Exclude files


    • several result files can be combined into 1 output


    • comments can be added at end of suppression in suppressions file