CodeQL library for C/C++
codeql/cpp-all 0.12.9 (changelog, source)
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Predicate localExprTaint

Holds if taint can flow from e1 to e2 in zero or more local (intra-procedural) steps.

Import path

import semmle.code.cpp.ir.dataflow.internal.TaintTrackingUtil
predicate localExprTaint(Expr e1, Expr e2)