1755   llvm::SmallPtrSet<DeclContext*, 8> Visited;  in LookupQualifiedNameInUsingDirectives()  local
1756   Visited.insert(StartDC);  in LookupQualifiedNameInUsingDirectives()
1766     if (Visited.insert(ND).second)  in LookupQualifiedNameInUsingDirectives()
1814       if (Visited.insert(Nom).second)  in LookupQualifiedNameInUsingDirectives()
3352                                VisibleDeclsRecord &Visited) {  in LookupVisibleDecls()  argument
3357   if (Visited.visitedContext(Ctx->getPrimaryContext()))  in LookupVisibleDecls()
3380             Consumer.FoundDecl(ND, Visited.checkHidden(ND), Ctx, InBaseClass);  in LookupVisibleDecls()
3381             Visited.add(ND);  in LookupVisibleDecls()
3397         Consumer.FoundDecl(ND, Visited.checkHidden(ND), Ctx, InBaseClass);  in LookupVisibleDecls()
3398         Visited.add(ND);  in LookupVisibleDecls()
3405     ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3408                          QualifiedNameLookup, InBaseClass, Consumer, Visited);  in LookupVisibleDecls()
3449       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3451                          true, Consumer, Visited);  in LookupVisibleDecls()
3459       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3461                          Consumer, Visited);  in LookupVisibleDecls()
3466       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3468                          Visited);  in LookupVisibleDecls()
3473       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3475                          true, Consumer, Visited);  in LookupVisibleDecls()
3481       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3483                          QualifiedNameLookup, InBaseClass, Consumer, Visited);  in LookupVisibleDecls()
3487       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3489                          Visited);  in LookupVisibleDecls()
3493       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3495                          Visited);  in LookupVisibleDecls()
3500       ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3502                          QualifiedNameLookup, true, Consumer, Visited);  in LookupVisibleDecls()
3510                                VisibleDeclsRecord &Visited) {  in LookupVisibleDecls()  argument
3516        !Visited.alreadyVisitedContext(S->getEntity())) ||  in LookupVisibleDecls()
3523           Consumer.FoundDecl(ND, Visited.checkHidden(ND), nullptr, false);  in LookupVisibleDecls()
3524           Visited.add(ND);  in LookupVisibleDecls()
3547                                /*InBaseClass=*/false, Consumer, Visited);  in LookupVisibleDecls()
3561                          /*InBaseClass=*/false, Consumer, Visited);  in LookupVisibleDecls()
3575                        /*InBaseClass=*/false, Consumer, Visited);  in LookupVisibleDecls()
3584                          /*InBaseClass=*/false, Consumer, Visited);  in LookupVisibleDecls()
3588   ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3589   LookupVisibleDecls(S->getParent(), Result, UDirs, Consumer, Visited);  in LookupVisibleDecls()
3611   VisibleDeclsRecord Visited;  in LookupVisibleDecls()  local
3613     Visited.visitedContext(Context.getTranslationUnitDecl());  in LookupVisibleDecls()
3614   ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3615   ::LookupVisibleDecls(Initial, Result, UDirs, Consumer, Visited);  in LookupVisibleDecls()
3623   VisibleDeclsRecord Visited;  in LookupVisibleDecls()  local
3625     Visited.visitedContext(Context.getTranslationUnitDecl());  in LookupVisibleDecls()
3626   ShadowContextRAII Shadow(Visited);  in LookupVisibleDecls()
3628                        /*InBaseClass=*/false, Consumer, Visited);  in LookupVisibleDecls()