CodeQL library for C/C++
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Module PathGraph

Provides the query predicates needed to include a graph in a path-problem query.

Import path

import semmle.code.cpp.ir.dataflow.internal.DataFlowImpl2

Predicates

edges

Holds if (a,b) is an edge in the graph of data flow path explanations.

nodes

Holds if n is a node in the graph of data flow path explanations.

Aliases

subpaths

Holds if (arg, par, ret, out) forms a subpath-tuple, that is, flow through a subpath between par and ret with the connecting edges arg -> par and ret -> out is summarized as the edge arg -> out.