Index: lib/CodeGen/CGClass.cpp =================================================================== --- lib/CodeGen/CGClass.cpp +++ lib/CodeGen/CGClass.cpp @@ -1297,10 +1297,6 @@ if (BaseClassDecl->hasTrivialDestructor()) return true; - // Give up if the destructor is not accessible. - if (!BaseClassDecl->getDestructor()) - return false; - if (!BaseClassDecl->getDestructor()->hasTrivialBody()) return false; @@ -1346,6 +1342,11 @@ return true; CXXRecordDecl *FieldClassDecl = cast(RT->getDecl()); + + // The destructor for an implicit anonymous union member is never invoked. + if (FieldClassDecl->isUnion() && FieldClassDecl->isAnonymousStructOrUnion()) + return false; + return HasTrivialDestructorBody(Context, FieldClassDecl, FieldClassDecl); }