Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/src/test/ui/async-await/issue-67252-unnamed-future.rs b/src/test/ui/async-await/issue-67252-unnamed-future.rs
new file mode 100644
index 000000000..1a7ff6133
--- /dev/null
+++ b/src/test/ui/async-await/issue-67252-unnamed-future.rs
@@ -0,0 +1,24 @@
+// edition:2018
+use std::future::Future;
+use std::pin::Pin;
+use std::task::{Context, Poll};
+
+fn spawn<T: Send>(_: T) {}
+
+pub struct AFuture;
+impl Future for AFuture{
+    type Output = ();
+
+    fn poll(mut self: Pin<&mut Self>, _: &mut Context<'_>) -> Poll<()> {
+        unimplemented!()
+    }
+}
+
+async fn foo() {
+    spawn(async { //~ ERROR future cannot be sent between threads safely
+        let _a = std::ptr::null_mut::<()>(); // `*mut ()` is not `Send`
+        AFuture.await;
+    });
+}
+
+fn main() {}