Lift TraitRef into rustc_type_ir

2024-05-10 14:59:56 -04:00
parent 5e606c0bde
commit 1e5ec0a12c
51 changed files with 445 additions and 241 deletions
--- a/compiler/rustc_trait_selection/src/traits/wf.rs
+++ b/compiler/rustc_trait_selection/src/traits/wf.rs
@@ -525,8 +525,11 @@ impl<'a, 'tcx> WfPredicates<'a, 'tcx> {
    fn require_sized(&mut self, subty: Ty<'tcx>, cause: traits::ObligationCauseCode<'tcx>) {
        if !subty.has_escaping_bound_vars() {
            let cause = self.cause(cause);
-            let trait_ref =
-                ty::TraitRef::from_lang_item(self.tcx(), LangItem::Sized, cause.span, [subty]);
+            let trait_ref = ty::TraitRef::new(
+                self.tcx(),
+                self.tcx().require_lang_item(LangItem::Sized, Some(cause.span)),
+                [subty],
+            );
            self.out.push(traits::Obligation::with_depth(
                self.tcx(),
                cause,