Auto merge of #106977 - michaelwoerister:unord_id_collections, r=oli-obk

[rust.git] / compiler / rustc_metadata / src / rmeta / encoder.rs

diff --git a/compiler/rustc_metadata/src/rmeta/encoder.rs b/compiler/rustc_metadata/src/rmeta/encoder.rs
index 5b6f327c5c2c0ab953656bc1b77206d36596550c..8f7a61b72f81a2cebb7408b11ab2904e17563adf 100644 (file)
--- a/compiler/rustc_metadata/src/rmeta/encoder.rs
+++ b/compiler/rustc_metadata/src/rmeta/encoder.rs
@@ -1515,8 +1515,11 @@ fn encode_info_for_item(&mut self, def_id: DefId, item: &'tcx hir::Item<'tcx>) {
             hir::ItemKind::Mod(ref m) => {
                 return self.encode_info_for_mod(item.owner_id.def_id, m);
             }
-            hir::ItemKind::OpaqueTy(..) => {
+            hir::ItemKind::OpaqueTy(ref opaque) => {
                 self.encode_explicit_item_bounds(def_id);
+                if matches!(opaque.origin, hir::OpaqueTyOrigin::TyAlias) {
+                    self.tables.is_type_alias_impl_trait.set(def_id.index, ());
+                }
             }
             hir::ItemKind::Enum(..) => {
                 let adt_def = self.tcx.adt_def(def_id);