1 files changed, 9 insertions, 1 deletions
diff --git a/compiler/rustc_infer/src/infer/context.rs b/compiler/rustc_infer/src/infer/context.rs
index bb9c8850093..14cc590720a 100644
--- a/compiler/rustc_infer/src/infer/context.rs
+++ b/compiler/rustc_infer/src/infer/context.rs
@@ -1,4 +1,4 @@
-///! Definition of `InferCtxtLike` from the librarified type layer.
+//! Definition of `InferCtxtLike` from the librarified type layer.
 use rustc_hir::def_id::DefId;
 use rustc_middle::traits::ObligationCause;
 use rustc_middle::ty::relate::RelateResult;
@@ -59,6 +59,10 @@ impl<'tcx> rustc_type_ir::InferCtxtLike for InferCtxt<'tcx> {
         self.root_var(var)
     }
 
+    fn sub_unification_table_root_var(&self, var: ty::TyVid) -> ty::TyVid {
+        self.sub_unification_table_root_var(var)
+    }
+
     fn root_const_var(&self, var: ty::ConstVid) -> ty::ConstVid {
         self.root_const_var(var)
     }
@@ -179,6 +183,10 @@ impl<'tcx> rustc_type_ir::InferCtxtLike for InferCtxt<'tcx> {
         self.inner.borrow_mut().type_variables().equate(a, b);
     }
 
+    fn sub_unify_ty_vids_raw(&self, a: ty::TyVid, b: ty::TyVid) {
+        self.sub_unify_ty_vids_raw(a, b);
+    }
+
     fn equate_int_vids_raw(&self, a: ty::IntVid, b: ty::IntVid) {
         self.inner.borrow_mut().int_unification_table().union(a, b);
     }