6618   if (const auto *UX = dyn_cast<UsingDecl>(X)) {  in isSameEntity()  local
6620     return isSameQualifier(UX->getQualifier(), UY->getQualifier()) &&  in isSameEntity()
6621            UX->hasTypename() == UY->hasTypename() &&  in isSameEntity()
6622            UX->isAccessDeclaration() == UY->isAccessDeclaration();  in isSameEntity()
6624   if (const auto *UX = dyn_cast<UnresolvedUsingValueDecl>(X)) {  in isSameEntity()  local
6626     return isSameQualifier(UX->getQualifier(), UY->getQualifier()) &&  in isSameEntity()
6627            UX->isAccessDeclaration() == UY->isAccessDeclaration();  in isSameEntity()
6629   if (const auto *UX = dyn_cast<UnresolvedUsingTypenameDecl>(X)) {  in isSameEntity()  local
6631         UX->getQualifier(),  in isSameEntity()
6637   if (const auto *UX = dyn_cast<UsingPackDecl>(X)) {  in isSameEntity()  local
6639         UX->getInstantiatedFromUsingDecl(),  in isSameEntity()