X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_hir_analysis%2Fsrc%2Fcoherence%2Fbuiltin.rs;h=5bdd18fcd637c7eb9b214e588f5a5e053081832d;hb=8ea26ca17f1baf0877b7b249323f3d5d72f0d3b4;hp=bfedf63da97a878b25202f9da6f204ee7e77c111;hpb=03b9e1d154ecf8e04656fdf0179a28cd8ef333c5;p=rust.git

diff --git a/compiler/rustc_hir_analysis/src/coherence/builtin.rs b/compiler/rustc_hir_analysis/src/coherence/builtin.rs
index bfedf63da97..5bdd18fcd63 100644
--- a/compiler/rustc_hir_analysis/src/coherence/builtin.rs
+++ b/compiler/rustc_hir_analysis/src/coherence/builtin.rs
@@ -192,7 +192,7 @@ fn visit_implementation_of_dispatch_from_dyn(tcx: TyCtxt<'_>, impl_did: LocalDef
     let source = tcx.type_of(impl_did);
     assert!(!source.has_escaping_bound_vars());
     let target = {
-        let trait_ref = tcx.impl_trait_ref(impl_did).unwrap();
+        let trait_ref = tcx.impl_trait_ref(impl_did).unwrap().subst_identity();
         assert_eq!(trait_ref.def_id, dispatch_from_dyn_trait);
 
         trait_ref.substs.type_at(1)
@@ -325,7 +325,9 @@ fn visit_implementation_of_dispatch_from_dyn(tcx: TyCtxt<'_>, impl_did: LocalDef
 
                 // Finally, resolve all regions.
                 let outlives_env = OutlivesEnvironment::new(param_env);
-                let _ = infcx.check_region_obligations_and_report_errors(impl_did, &outlives_env);
+                let _ = infcx
+                    .err_ctxt()
+                    .check_region_obligations_and_report_errors(impl_did, &outlives_env);
             }
         }
         _ => {
@@ -352,7 +354,7 @@ pub fn coerce_unsized_info<'tcx>(tcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn
     });
 
     let source = tcx.type_of(impl_did);
-    let trait_ref = tcx.impl_trait_ref(impl_did).unwrap();
+    let trait_ref = tcx.impl_trait_ref(impl_did).unwrap().subst_identity();
     assert_eq!(trait_ref.def_id, coerce_unsized_trait);
     let target = trait_ref.substs.type_at(1);
     debug!("visit_implementation_of_coerce_unsized: {:?} -> {:?} (bound)", source, target);
@@ -565,7 +567,7 @@ pub fn coerce_unsized_info<'tcx>(tcx: TyCtxt<'tcx>, impl_did: DefId) -> CoerceUn
 
     // Finally, resolve all regions.
     let outlives_env = OutlivesEnvironment::new(param_env);
-    let _ = infcx.check_region_obligations_and_report_errors(impl_did, &outlives_env);
+    let _ = infcx.err_ctxt().check_region_obligations_and_report_errors(impl_did, &outlives_env);
 
     CoerceUnsizedInfo { custom_kind: kind }
 }