199     : Source(D), ElemSize(primSize(Type)), Size(ElemSize),  in Descriptor()
204   assert(Source && "Missing source");  in Descriptor()
210     : Source(D), ElemSize(primSize(Type)), Size(ElemSize * NumElems),  in Descriptor()
216   assert(Source && "Missing source");  in Descriptor()
221     : Source(D), ElemSize(primSize(Type)), Size(UnknownSizeMark), MDSize(0),  in Descriptor()
225   assert(Source && "Missing source");  in Descriptor()
231     : Source(D), ElemSize(Elem->getAllocSize() + sizeof(InlineDescriptor)),  in Descriptor()
237   assert(Source && "Missing source");  in Descriptor()
242     : Source(D), ElemSize(Elem->getAllocSize() + sizeof(InlineDescriptor)),  in Descriptor()
247   assert(Source && "Missing source");  in Descriptor()
252     : Source(D), ElemSize(std::max<size_t>(alignof(void *), R->getFullSize())),  in Descriptor()
257   assert(Source && "Missing source");  in Descriptor()
269   if (auto *D = Source.dyn_cast<const Decl *>())  in getLocation()
271   if (auto *E = Source.dyn_cast<const Expr *>())  in getLocation()