221   struct TaintPropagationRule {  struct in __anon4c4a178b0111::GenericTaintChecker
222     using PropagationFuncType = bool (*)(bool IsTainted, const CallEvent &Call,
226     ArgVector SrcArgs;
228     ArgVector DstArgs;
230     unsigned VariadicIndex;
233     VariadicType VarType;
236     PropagationFuncType PropagationFunc;
238     TaintPropagationRule()  in TaintPropagationRule()  function
242     TaintPropagationRule(ArgVector &&Src, ArgVector &&Dst,  in TaintPropagationRule()  function
254     void addSrcArg(unsigned A) { SrcArgs.push_back(A); }  in addSrcArg()
255     void addDstArg(unsigned A) { DstArgs.push_back(A); }  in addDstArg()
257     bool isNull() const {  in isNull()
262     bool isDestinationArgument(unsigned ArgNum) const {  in isDestinationArgument()
266     static bool isTaintedOrPointsToTainted(const Expr *E,  in isTaintedOrPointsToTainted()