57 static std::string getDREAncestorString(const DeclRefExpr *DRE,  in getDREAncestorString()
368     if (auto *DRE0 = dyn_cast<DeclRefExpr>(E0))  in AST_MATCHER()
369       if (auto *DRE1 = dyn_cast<DeclRefExpr>(E1)) {  in AST_MATCHER()
424       dyn_cast<DeclRefExpr>(Node.getBase()->IgnoreParenImpCasts());  in AST_MATCHER()
451 using DeclUseList = SmallVector<const DeclRefExpr *, 1>;
589     SmallVector<const DeclRefExpr *, 2> Uses;  in getClaimedVarUseSites()
591             dyn_cast<DeclRefExpr>(Op->getSubExpr()->IgnoreParenImpCasts())) {  in getClaimedVarUseSites()
630             dyn_cast<DeclRefExpr>(Op->getSubExpr()->IgnoreParenImpCasts())) {  in getClaimedVarUseSites()
676             dyn_cast<DeclRefExpr>(ASE->getBase()->IgnoreParenImpCasts())) {  in getClaimedVarUseSites()
728     if (const auto *DRE = dyn_cast<DeclRefExpr>(Ptr->IgnoreParenImpCasts())) {  in getClaimedVarUseSites()
773     if (auto *DRE = dyn_cast<DeclRefExpr>(Ctor->getArg(0))) {  in getClaimedVarUseSites()
790   const DeclRefExpr *PtrInitRHS; // the RHS pointer expression in `PI`
796         PtrInitRHS(Result.Nodes.getNodeAs<DeclRefExpr>(PointerInitRHSTag)) {}  in PointerInitGadget()
837   const DeclRefExpr *PtrLHS; // the LHS pointer expression in `PA`
838   const DeclRefExpr *PtrRHS; // the RHS pointer expression in `PA`
843         PtrLHS(Result.Nodes.getNodeAs<DeclRefExpr>(PointerAssignLHSTag)),  in PtrToPtrAssignmentGadget()
844         PtrRHS(Result.Nodes.getNodeAs<DeclRefExpr>(PointerAssignRHSTag)) {}  in PtrToPtrAssignmentGadget()
886   const DeclRefExpr *PtrLHS; // the LHS pointer expression in `PA`
887   const DeclRefExpr *PtrRHS; // the RHS pointer expression in `PA`
892         PtrLHS(Result.Nodes.getNodeAs<DeclRefExpr>(PointerAssignLHSTag)),  in CArrayToPtrAssignmentGadget()
893         PtrRHS(Result.Nodes.getNodeAs<DeclRefExpr>(PointerAssignRHSTag)) {}  in CArrayToPtrAssignmentGadget()
1064             dyn_cast<DeclRefExpr>(Node->getBase()->IgnoreImpCasts())) {  in getClaimedVarUseSites()
1077   const DeclRefExpr *Node;
1082         Node(Result.Nodes.getNodeAs<DeclRefExpr>(DeclRefExprTag)) {  in UPCStandalonePointerGadget()
1109   const DeclRefExpr *BaseDeclRefExpr = nullptr;
1116             Result.Nodes.getNodeAs<DeclRefExpr>(BaseDeclRefExprTag)),  in PointerDereferenceGadget()
1180         cast<DeclRefExpr>(ArraySubst->getBase()->IgnoreParenImpCasts());  in getClaimedVarUseSites()
1191   using UseSetTy = SmallSet<const DeclRefExpr *, 16>;
1206   void discoverUse(const DeclRefExpr *DRE) { Uses->insert(DRE); }  in discoverUse()
1209   void claimUse(const DeclRefExpr *DRE) {  in claimUse()
1218     return any_of(*Uses, [VD](const DeclRefExpr *DRE) {  in hasUnclaimedUses()
1287     return {dyn_cast<DeclRefExpr>(Node->getSubExpr())};  in getClaimedVarUseSites()
1332     return {dyn_cast<DeclRefExpr>(Node->getLHS())};  in getClaimedVarUseSites()
1344   const DeclRefExpr *BaseDeclRefExpr = nullptr;
1353             Result.Nodes.getNodeAs<DeclRefExpr>(BaseDeclRefExprTag)),  in DerefSimplePtrArithFixableGadget()
1408       if (const auto *DRE = Result.Nodes.getNodeAs<DeclRefExpr>("any_dre")) {  in findGadgets()
1518     for (const DeclRefExpr *DRE : ClaimedVarUseSites) {  in groupWarningGadgetsByVar()
1547     for (const DeclRefExpr *DRE : DREs) {  in groupFixablesByVar()
1609                                                        const DeclRefExpr *DRE);
1676           dyn_cast<DeclRefExpr>(Node->getBase()->IgnoreImpCasts()))  in getFixits()
2052                                                        const DeclRefExpr *DRE) {  in createDataFixit()
2091   const auto *DRE = cast<DeclRefExpr>(ArraySub->getBase()->IgnoreImpCasts());  in fixUPCAddressofArraySubscriptWithSpan()
2269           isa_and_present<DeclRefExpr>(AddrOfExpr->getSubExpr()))  in FixVarInitializerWithSpan()
3156     for (const clang::DeclRefExpr *UnclaimedDRE : UnclaimedDREs) {  in checkUnsafeBufferUsage()