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_monomorphize/src/lib.rs
+++ b/compiler/rustc_monomorphize/src/lib.rs
@@ -32,10 +32,9 @@ fn custom_coerce_unsize_info<'tcx>(
    source_ty: Ty<'tcx>,
    target_ty: Ty<'tcx>,
 ) -> Result<CustomCoerceUnsized, ErrorGuaranteed> {
-    let trait_ref = ty::TraitRef::from_lang_item(
+    let trait_ref = ty::TraitRef::new(
        tcx.tcx,
-        LangItem::CoerceUnsized,
-        tcx.span,
+        tcx.require_lang_item(LangItem::CoerceUnsized, Some(tcx.span)),
        [source_ty, target_ty],
    );