CodeQL library for C/C++
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Predicate exprNode

Gets the Node corresponding to the value of evaluating e or any of its conversions. There is no result if e is a Conversion. For data flowing out of an expression, like when an argument is passed by reference, use definitionByReferenceNodeFromArgument instead.

Import path

import semmle.code.cpp.ir.dataflow.internal.DataFlowUtil
ExprNode exprNode(Expr e)