671       if (!RType->getDecl()->isUnion())  in FillInEmptyInitForField()
794     if (RDecl->isUnion() && ILE->getInitializedFieldInUnion())  in FillInEmptyInitializations()
797     else if (RDecl->isUnion() && isa<CXXRecordDecl>(RDecl) &&  in FillInEmptyInitializations()
811       if (!RDecl->isUnion() && RDecl->hasFlexibleArrayMember())  in FillInEmptyInitializations()
844         if (RDecl->isUnion())  in FillInEmptyInitializations()
1011   if (structDecl->isUnion())  in numStructUnionElements()
2123   if (RD->isUnion() && IList->getNumInits() == 0) {  in CheckStructUnionTypes()
2315     if (InitializedSomething && RD->isUnion())  in CheckStructUnionTypes()
2357     if (RD->isUnion() && StructuredList) {  in CheckStructUnionTypes()
2367       !RD->isUnion()) {  in CheckStructUnionTypes()
2389   if (!StructuredList && Field != FieldEnd && !RD->isUnion() &&  in CheckStructUnionTypes()
2771     if (RD->isUnion()) {  in CheckDesignatedInitializer()
2963     if (RD->isUnion())  in CheckDesignatedInitializer()
7873       if (RD->isUnion() && ILE->getInitializedFieldInUnion() &&  in visitLocalsRetainedByInitializer()