subtyping_projections

compiler/rustc_codegen_ssa/src/mir/place.rs

@@ -499,6 +499,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                     subslice
                 }
                 mir::ProjectionElem::Downcast(_, v) => cg_base.project_downcast(bx, v),
+                mir::ProjectionElem::Subtype(_) => continue,
             };
         }
         debug!("codegen_place(place={:?}) => {:?}", place_ref, cg_base);