Add TyCtxt::is_lang_item

2024-06-14 14:18:56 -04:00
parent f8e5660532
commit d5c48ebc71
6 changed files with 42 additions and 40 deletions
--- a/compiler/rustc_trait_selection/src/traits/select/confirmation.rs
+++ b/compiler/rustc_trait_selection/src/traits/select/confirmation.rs
@@ -338,7 +338,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
                    let make_freeze_obl = |ty| {
                        let trait_ref = ty::TraitRef::new(
                            tcx,
-                            tcx.lang_items().freeze_trait().unwrap(),
+                            tcx.require_lang_item(LangItem::Freeze, None),
                            [ty::GenericArg::from(ty)],
                        );
                        Obligation::with_depth(