236 struct VB {  struct
238   virtual ~VB();
241 struct VD: VB {};
243 struct VF final: VB {};
257 void use(VB&);
263   VB vb; use(vb);  in nowarnstack()
290     VB* vb = new VB[4];  in nowarnarray()
317     VB* vb = new VB();  in nowarn0()
321     VB* vb = new VD();  in nowarn0()
334 void nowarn0_explicit_dtor(F* f, VB* vb, VD* vd, VF* vf) {  in nowarn0_explicit_dtor()
337   vb->~VB();  in nowarn0_explicit_dtor()
392     simple_ptr<VB> vb(new VB());  in nowarn1()
396     simple_ptr<VB> vb(new VD());  in nowarn1()