869       if (!RD->isUnion() || Inits.count(*I))  in CheckConstexprCtorInitializer()
941     if (RD->isUnion()) {  in CheckConstexprFunctionBody()
1090   if (Class->isUnion()) {  in CheckBaseSpecifier()
2966   if (!Field->getParent()->isUnion()) {  in BuildImplicitMemberInitializer()
3062       if (Record->isUnion())  in isWithinAnonymousUnion()
3112   if (Field->getParent()->isUnion() ||  in CollectFieldInitializer()
3468   while (Parent->isAnonymousStructOrUnion() || Parent->isUnion()) {  in CheckRedundantUnionInit()
3469     if (Parent->isUnion()) {  in CheckRedundantUnionInit()
3566   if (ClassDecl->isDependentContext() || ClassDecl->isUnion())  in MarkBaseAndMemberDestructorsReferenced()
3597     if (FieldClassDecl->isUnion() && FieldClassDecl->isAnonymousStructOrUnion())  in MarkBaseAndMemberDestructorsReferenced()
4164   if (ClassDecl->isUnion())  in defaultedSpecialMemberIsConstexpr()
4495   bool inUnion() const { return MD->getParent()->isUnion(); }  in inUnion()
4564   else if (!IsDtorCallInCtor && Field && Field->getParent()->isUnion() &&  in shouldDeleteForSubobjectCall()
4704     if (!inUnion() && FieldRecord->isUnion() &&  in shouldDeleteForField()