X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_hir_typeck%2Fsrc%2Ffn_ctxt%2Fsuggestions.rs;h=e6e1098e33d74057a0615355aaacc1f7a497c3a8;hb=6cd8d1d4e386482941b63b5ec85465c4d2af8e57;hp=21990775ad9059403ba039967dcfdafa8f40976a;hpb=c13bd83528da223fa073e9c7e5fdc435254baab6;p=rust.git

diff --git a/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs b/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs
index 21990775ad9..e6e1098e33d 100644
--- a/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs
+++ b/compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs
@@ -174,7 +174,7 @@ pub(in super::super) fn extract_callable_info(
                     let fn_sig = substs.as_closure().sig();
                     Some((DefIdOrName::DefId(def_id), fn_sig.output(), fn_sig.inputs().map_bound(|inputs| &inputs[1..])))
                 }
-                ty::Opaque(ty::AliasTy { def_id, substs }) => {
+                ty::Alias(ty::Opaque, ty::AliasTy { def_id, substs }) => {
                     self.tcx.bound_item_bounds(def_id).subst(self.tcx, substs).iter().find_map(|pred| {
                         if let ty::PredicateKind::Clause(ty::Clause::Projection(proj)) = pred.kind().skip_binder()
                         && Some(proj.projection_ty.def_id) == self.tcx.lang_items().fn_once_output()