1 files changed, 44 insertions, 0 deletions
diff --git a/src/test/ui/async-await/drop-track-field-assign.rs b/src/test/ui/async-await/drop-track-field-assign.rs
new file mode 100644
index 000000000..3a393cd16
--- /dev/null
+++ b/src/test/ui/async-await/drop-track-field-assign.rs
@@ -0,0 +1,44 @@
+// Derived from an ICE found in tokio-xmpp during a crater run.
+// edition:2021
+// compile-flags: -Zdrop-tracking
+// build-pass
+
+#![allow(dead_code)]
+
+#[derive(Clone)]
+struct InfoResult {
+    node: Option<String>
+}
+
+struct Agent {
+    info_result: InfoResult
+}
+
+impl Agent {
+    async fn handle(&mut self) {
+        let mut info = self.info_result.clone();
+        info.node = Some("bar".into());
+        let element = parse_info(info);
+        let _ = send_element(element).await;
+    }
+}
+
+struct Element {
+}
+
+async fn send_element(_: Element) {}
+
+fn parse(_: &[u8]) -> Result<(), ()> {
+    Ok(())
+}
+
+fn parse_info(_: InfoResult) -> Element {
+    Element { }
+}
+
+fn main() {
+    let mut agent = Agent {
+        info_result: InfoResult { node: None }
+    };
+    let _ = agent.handle();
+}