Check hidden types in dead code

2022-10-01 11:08:58 +00:00
parent 70d39abbc2
commit f85d3a7e33
5 changed files with 55 additions and 23 deletions
--- a/compiler/rustc_hir_analysis/src/check/writeback.rs
+++ b/compiler/rustc_hir_analysis/src/check/writeback.rs
@@ -560,13 +560,11 @@ impl<'cx, 'tcx> WritebackCx<'cx, 'tcx> {
                continue;
            }

-            let hidden_type = hidden_type
-                .remap_generic_params_to_declaration_params(
-                    opaque_type_key,
-                    self.fcx.infcx.tcx,
-                    true,
-                )
-                .ty;
+            let hidden_type = hidden_type.remap_generic_params_to_declaration_params(
+                opaque_type_key,
+                self.fcx.infcx.tcx,
+                true,
+            );

            self.typeck_results.concrete_opaque_types.insert(opaque_type_key.def_id, hidden_type);
        }