Fix subst issue with object_ty_for_trait

2023-02-08 02:34:23 +00:00 · 2023-02-08 02:34:23 +00:00 · 8dadd54f52
commit 8dadd54f52
parent 8cca42a47f
1 changed files with 3 additions and 5 deletions
--- a/compiler/rustc_trait_selection/src/traits/object_safety.rs
+++ b/compiler/rustc_trait_selection/src/traits/object_safety.rs
@ -646,11 +646,9 @@ fn object_ty_for_trait<'tcx>(
            debug!(?obligation);
            let pred = obligation.predicate.to_opt_poly_projection_pred()?;
            Some(pred.map_bound(|p| {
-                ty::ExistentialPredicate::Projection(ty::ExistentialProjection {
-                    def_id: p.projection_ty.def_id,
-                    substs: p.projection_ty.substs,
-                    term: p.term,
-                })
+                ty::ExistentialPredicate::Projection(ty::ExistentialProjection::erase_self_ty(
+                    tcx, p,
+                ))
            }))
        })
        .collect();