Class DataFlow::Node

A node in a data flow graph.

A node can be either an expression, a parameter, or an uninitialized local variable. Such nodes are created with DataFlow::exprNode, DataFlow::parameterNode, and DataFlow::uninitializedNode respectively.

Import path

import semmle.code.cpp.dataflow.DataFlow

Direct supertypes

Known direct subtypes

Predicates

asDefiningArgument

Gets the argument that defines this DefinitionByReferenceNode, if any.

asExpr

Gets the expression corresponding to this node, if any.

asParameter

Gets the parameter corresponding to this node, if any.

asPartialDefinition

Gets the expression that is partially defined by this node, if any.

asUninitialized

Gets the uninitialized local variable corresponding to this node, if any.

getEnclosingCallable

INTERNAL: Do not use. Alternative name for getFunction.

getFunction

Gets the function to which this node belongs.

getLocation

Gets the location of this element.

getType

Gets the type of this node.

getTypeBound

Gets an upper bound on the type of this node.

hasLocationInfo

Holds if this element is at the specified location. The location spans column startcolumn of line startline to column endcolumn of line endline in file filepath. For more information, see Locations.

toString

Gets a textual representation of this element.