190     : Source(D), ElemSize(primSize(Type)), Size(ElemSize), AllocSize(Size),  in Descriptor()
194   assert(Source && "Missing source");  in Descriptor()
199     : Source(D), ElemSize(primSize(Type)), Size(ElemSize * NumElems),  in Descriptor()
204   assert(Source && "Missing source");  in Descriptor()
209     : Source(D), ElemSize(primSize(Type)), Size(UnknownSizeMark),  in Descriptor()
213   assert(Source && "Missing source");  in Descriptor()
218     : Source(D), ElemSize(Elem->getAllocSize() + sizeof(InlineDescriptor)),  in Descriptor()
224   assert(Source && "Missing source");  in Descriptor()
229     : Source(D), ElemSize(Elem->getAllocSize() + sizeof(InlineDescriptor)),  in Descriptor()
233   assert(Source && "Missing source");  in Descriptor()
238     : Source(D), ElemSize(std::max<size_t>(alignof(void *), R->getFullSize())),  in Descriptor()
242   assert(Source && "Missing source");  in Descriptor()
254   if (auto *D = Source.dyn_cast<const Decl *>())  in getLocation()
256   if (auto *E = Source.dyn_cast<const Expr *>())  in getLocation()