Bubble up error type

2026-04-27 18:57:42 +03:00 · 2024-01-10 10:25:42 +00:00
parent 3a6bf351a3
commit 252ac15286
1 changed files with 1 additions and 1 deletions
@@ -802,7 +802,7 @@ fn deduce_future_output_from_obligations(&self, body_def_id: LocalDefId) -> Opti
                .explicit_item_bounds(def_id)
                .iter_instantiated_copied(self.tcx, args)
                .find_map(|(p, s)| get_future_output(p.as_predicate(), s))?,
-            ty::Error(_) => return None,
+            ty::Error(_) => return Some(ret_ty),
            _ => span_bug!(
                closure_span,
                "async fn coroutine return type not an inference variable: {ret_ty}"