Rollup merge of #105640 - lukas-code:miri-beta, r=Mark-Simulacrum

[rust.git] / compiler / rustc_trait_selection / src / traits / util.rs

diff --git a/compiler/rustc_trait_selection/src/traits/util.rs b/compiler/rustc_trait_selection/src/traits/util.rs
index 51968c2d7a191fccc2bd21e17ff26b6a0ec343f1..f3ca6a6c779a06b9ca34b584dde18fe5775f0516 100644 (file)
--- a/compiler/rustc_trait_selection/src/traits/util.rs
+++ b/compiler/rustc_trait_selection/src/traits/util.rs
@@ -261,16 +261,6 @@ pub fn upcast_choices<'tcx>(
     supertraits(tcx, source_trait_ref).filter(|r| r.def_id() == target_trait_def_id).collect()
 }
 
-/// Given a trait `trait_ref`, returns the number of vtable entries
-/// that come from `trait_ref`, excluding its supertraits. Used in
-/// computing the vtable base for an upcast trait of a trait object.
-pub fn count_own_vtable_entries<'tcx>(
-    tcx: TyCtxt<'tcx>,
-    trait_ref: ty::PolyTraitRef<'tcx>,
-) -> usize {
-    tcx.own_existential_vtable_entries(trait_ref.def_id()).len()
-}
-
 /// Given an upcast trait object described by `object`, returns the
 /// index of the method `method_def_id` (which should be part of
 /// `object.upcast_trait_ref`) within the vtable for `object`.