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New Static Analysis Rule for Bounds Checking
by Jordan Maples
From the article:
We have added a new experimental static analysis rule in Visual Studio 16.10 version Preview 3 – C26458, WARNING_PATH_SENSITIVE_USE_GSL_AT. The new warning is a more precise and less noisy version of warning C26446, WARNING_USE_GSL_AT. Both warnings analyse standard containers for unchecked element access and they both share the warning message: “Prefer to use gsl::at() instead of unchecked subscript operator (bounds.4).” This new warning, however, uses path sensitive analysis to track buffer size validation calls to provide a less noisy, more targeted warning compared to C26446...
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