3332   llvm::SmallPtrSet<const CXXRecordDecl*, 4> VBasesSeen;  in computeVTablePaths()  local
3335     if (B.isVirtual() && VBasesSeen.count(Base))  in computeVTablePaths()
3347       if (setsIntersect(VBasesSeen, BaseInfo->ContainingVBases))  in computeVTablePaths()
3382       VBasesSeen.insert(Base);  in computeVTablePaths()
3387       VBasesSeen.insert(VB.getType()->getAsCXXRecordDecl());  in computeVTablePaths()
3448                 llvm::SmallPtrSetImpl<const CXXRecordDecl *> &VBasesSeen,  in findPathForVPtr()  argument
3470       if (!VBasesSeen.insert(Base).second)  in findPathForVPtr()
3475     if (findPathForVPtr(Context, MostDerivedLayout, Base, NewOffset, VBasesSeen,  in findPathForVPtr()
3486   llvm::SmallPtrSet<const CXXRecordDecl*, 4> VBasesSeen;  in computeFullPathsForVFTables()  local
3491                     VBasesSeen, FullPath, Info);  in computeFullPathsForVFTables()
3492     VBasesSeen.clear();  in computeFullPathsForVFTables()