1 files changed, 8 insertions, 2 deletions
diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs
index ac23443fee2..68195c46f5c 100644
--- a/compiler/rustc_hir/src/hir.rs
+++ b/compiler/rustc_hir/src/hir.rs
@@ -2806,9 +2806,15 @@ pub struct PreciseCapturingNonLifetimeArg {
 #[derive(Copy, Clone, PartialEq, Eq, Debug, HashStable_Generic)]
 pub enum OpaqueTyOrigin {
     /// `-> impl Trait`
-    FnReturn(LocalDefId),
+    FnReturn {
+        /// The defining function.
+        parent: LocalDefId,
+    },
     /// `async fn`
-    AsyncFn(LocalDefId),
+    AsyncFn {
+        /// The defining function.
+        parent: LocalDefId,
+    },
     /// type aliases: `type Foo = impl Trait;`
     TyAlias {
         /// The type alias or associated type parent of the TAIT/ATPIT