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

Gets the Node corresponding to a definition by reference of the variable that is passed as argument of a call.

Import path

import semmle.code.cpp.dataflow.internal.DataFlowUtil
DefinitionByReferenceNode definitionByReferenceNodeFromArgument(Expr argument)