1 files changed, 3 insertions, 0 deletions
diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs
index 89977934cde..0b705df2a60 100644
--- a/src/librustdoc/clean/mod.rs
+++ b/src/librustdoc/clean/mod.rs
@@ -1892,6 +1892,9 @@ pub(crate) fn clean_ty<'tcx>(ty: &hir::Ty<'tcx>, cx: &mut DocContext<'tcx>) -> T
         TyKind::BareFn(barefn) => BareFunction(Box::new(clean_bare_fn_ty(barefn, cx))),
         // Rustdoc handles `TyKind::Err`s by turning them into `Type::Infer`s.
         TyKind::Infer | TyKind::Err(_) | TyKind::Typeof(..) | TyKind::InferDelegation(..) => Infer,
+        TyKind::AnonAdt(..) => {
+            unimplemented!("Anonymous structs or unions are not supported yet")
+        }
     }
 }