Track bound vars

2020-10-05 20:41:46 -04:00
parent 62a49c3bb8
commit 30187c81f6
33 changed files with 478 additions and 362 deletions
--- a/compiler/rustc_ty_utils/src/instance.rs
+++ b/compiler/rustc_ty_utils/src/instance.rs
@@ -115,7 +115,7 @@ fn resolve_associated_item<'tcx>(
    );

    let trait_ref = ty::TraitRef::from_method(tcx, trait_id, rcvr_substs);
-    let vtbl = tcx.codegen_fulfill_obligation((param_env, ty::Binder::bind(trait_ref)))?;
+    let vtbl = tcx.codegen_fulfill_obligation((param_env, ty::Binder::bind(trait_ref, tcx)))?;

    // Now that we know which impl is being used, we can dispatch to
    // the actual function: