CodeQL library for C/C++
codeql/cpp-all 1.1.2-dev (changelog, source)
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Predicate jumpStep

Holds if data can flow from node1 to node2 in a way that loses the calling context. For example, this would happen with flow through a global or static variable.

Import path

import semmle.code.cpp.ir.dataflow.internal.DataFlowPrivate
predicate jumpStep(Node n1, Node n2)