1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/async-await/future-sizes/large-arg.rs b/tests/ui/async-await/future-sizes/large-arg.rs
new file mode 100644
index 000000000..7e7ff9d8d
--- /dev/null
+++ b/tests/ui/async-await/future-sizes/large-arg.rs
@@ -0,0 +1,18 @@
+// compile-flags: -Z print-type-sizes --crate-type=lib
+// edition: 2021
+// build-pass
+// ignore-pass
+
+pub async fn test() {
+    let _ = a([0u8; 1024]).await;
+}
+
+pub async fn a<T>(t: T) -> T {
+    b(t).await
+}
+async fn b<T>(t: T) -> T {
+    c(t).await
+}
+async fn c<T>(t: T) -> T {
+    t
+}