2628           auto *DRE = cast<DeclRefExpr>(DE->IgnoreParens());  in EndOpenMPDSABlock()  local
2629           auto *VD = cast<VarDecl>(DRE->getDecl());  in EndOpenMPDSABlock()
2641                 VD->getName(), VD->hasAttrs() ? &VD->getAttrs() : nullptr, DRE);  in EndOpenMPDSABlock()
2685           auto *DRE = dyn_cast<DeclRefExpr>(D.Allocator->IgnoreParenImpCasts());  in EndOpenMPDSABlock()  local
2686           if (!DRE)  in EndOpenMPDSABlock()
2688           ValueDecl *VD = DRE->getDecl();  in EndOpenMPDSABlock()
3836       DeclRefExpr *DRE = buildDeclRefExpr(  in visitSubCaptures()  local
3839       Visit(DRE);  in visitSubCaptures()
6366     if (const auto *DRE = dyn_cast<DeclRefExpr>(E))  in ActOnOpenMPDeclareSimdDirective()  local
6367       if (const auto *PVD = dyn_cast<ParmVarDecl>(DRE->getDecl()))  in ActOnOpenMPDeclareSimdDirective()
6393     if (const auto *DRE = dyn_cast<DeclRefExpr>(E))  in ActOnOpenMPDeclareSimdDirective()  local
6394       if (const auto *PVD = dyn_cast<ParmVarDecl>(DRE->getDecl())) {  in ActOnOpenMPDeclareSimdDirective()
6464     if (const auto *DRE = dyn_cast<DeclRefExpr>(E))  in ActOnOpenMPDeclareSimdDirective()  local
6465       if (const auto *PVD = dyn_cast<ParmVarDecl>(DRE->getDecl())) {  in ActOnOpenMPDeclareSimdDirective()
6534     if (const auto *DRE = dyn_cast<DeclRefExpr>(Step))  in ActOnOpenMPDeclareSimdDirective()  local
6535       if (const auto *PVD = dyn_cast<ParmVarDecl>(DRE->getDecl())) {  in ActOnOpenMPDeclareSimdDirective()
6988   auto *DRE = dyn_cast<DeclRefExpr>(ER.get()->IgnoreParenImpCasts());  in checkOpenMPDeclareVariantFunction()  local
6989   if (!DRE) {  in checkOpenMPDeclareVariantFunction()
6994   auto *NewFD = dyn_cast_or_null<FunctionDecl>(DRE->getDecl());  in checkOpenMPDeclareVariantFunction()
7091   return std::make_pair(FD, cast<Expr>(DRE));  in checkOpenMPDeclareVariantFunction()
7562       if (auto *DRE = dyn_cast<DeclRefExpr>(LHS)) {  in checkAndSetInit()  local
7563         if (auto *CED = dyn_cast<OMPCapturedExprDecl>(DRE->getDecl()))  in checkAndSetInit()
7567         return setLCDeclAndLB(DRE->getDecl(), DRE, BO->getRHS(), EmitDiags);  in checkAndSetInit()
7597       if (auto *DRE = dyn_cast<DeclRefExpr>(LHS)) {  in checkAndSetInit()  local
7598         if (auto *CED = dyn_cast<OMPCapturedExprDecl>(DRE->getDecl()))  in checkAndSetInit()
7602         return setLCDeclAndLB(DRE->getDecl(), DRE, CE->getArg(1), EmitDiags);  in checkAndSetInit()
7634   if (const auto *DRE = dyn_cast_or_null<DeclRefExpr>(E)) {  in getInitLCDecl()  local
7635     if (const auto *VD = dyn_cast<VarDecl>(DRE->getDecl()))  in getInitLCDecl()
8961               auto *DRE = cast<DeclRefExpr>(IterSpaces[Cnt].CounterVar);  in checkOpenMPLoop()  local
8962               if (isa<OMPCapturedExprDecl>(DRE->getDecl())) {  in checkOpenMPLoop()
8963                 Captures[DRE] = DRE;  in checkOpenMPLoop()
14800     const DeclRefExpr *DRE = nullptr;  in ActOnOpenMPInteropDirective()  local
14806       DRE = dyn_cast_or_null<DeclRefExpr>(IC->getInteropVar());  in ActOnOpenMPInteropDirective()
14810       DRE = dyn_cast_or_null<DeclRefExpr>(UC->getInteropVar());  in ActOnOpenMPInteropDirective()
14814       DRE = dyn_cast_or_null<DeclRefExpr>(DC->getInteropVar());  in ActOnOpenMPInteropDirective()
14817     if (!DRE)  in ActOnOpenMPInteropDirective()
14820     if (const auto *VD = dyn_cast<VarDecl>(DRE->getDecl())) {  in ActOnOpenMPInteropDirective()
14839   const auto *DRE = dyn_cast<DeclRefExpr>(InteropVarExpr);  in isValidInteropVariable()  local
14840   if (!DRE || !isa<VarDecl>(DRE->getDecl())) {  in isValidInteropVariable()
18231   bool VisitDeclRefExpr(DeclRefExpr *DRE) {  in VisitDeclRefExpr()  argument
18232     if (!isa<VarDecl>(DRE->getDecl())) {  in VisitDeclRefExpr()
18237     RelevantExpr = DRE;  in VisitDeclRefExpr()
18239     Components.emplace_back(DRE, DRE->getDecl(), IsNonContiguous);  in VisitDeclRefExpr()
19660   if (const auto *DRE = cast_or_null<DeclRefExpr>(Ref))  in isOpenMPDeclareMapperVarDeclAllowed()  local
19661     return VD->getCanonicalDecl() == DRE->getDecl()->getCanonicalDecl();  in isOpenMPDeclareMapperVarDeclAllowed()
20739       auto *DRE = dyn_cast<DeclRefExpr>(AllocatorExpr);  in ActOnOpenMPUsesAllocatorClause()  local
20741       if (DRE)  in ActOnOpenMPUsesAllocatorClause()
20742         IsPredefinedAllocator = PredefinedAllocators.count(DRE->getDecl());  in ActOnOpenMPUsesAllocatorClause()
20743       if (!DRE ||  in ActOnOpenMPUsesAllocatorClause()
20753             << "omp_allocator_handle_t" << (DRE ? 1 : 0)  in ActOnOpenMPUsesAllocatorClause()
20765             << cast<NamedDecl>(DRE->getDecl())->getName()  in ActOnOpenMPUsesAllocatorClause()
20781           DRE->getDecl(),  in ActOnOpenMPUsesAllocatorClause()
20814         if (auto *DRE = dyn_cast<DeclRefExpr>(AllocatorTraitsExpr))  in ActOnOpenMPUsesAllocatorClause()  local
20816               DRE->getDecl(),  in ActOnOpenMPUsesAllocatorClause()