CodeQL library for C/C++
codeql/cpp-all 1.1.0 (changelog, source)
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Predicate localTaint

Holds if taint may propagate from source to sink in zero or more local (intra-procedural) steps.

Import path

import semmle.code.cpp.dataflow.internal.TaintTrackingUtil
predicate localTaint(Node source, Node sink)