From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:03 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/async-await/issue-70935-complex-spans.rs | 29 +++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 tests/ui/async-await/issue-70935-complex-spans.rs

(limited to 'tests/ui/async-await/issue-70935-complex-spans.rs')

diff --git a/tests/ui/async-await/issue-70935-complex-spans.rs b/tests/ui/async-await/issue-70935-complex-spans.rs
new file mode 100644
index 000000000..b6d17f93a
--- /dev/null
+++ b/tests/ui/async-await/issue-70935-complex-spans.rs
@@ -0,0 +1,29 @@
+// edition:2018
+// revisions: no_drop_tracking drop_tracking
+// [no_drop_tracking]compile-flags:-Zdrop-tracking=no
+// [drop_tracking]compile-flags:-Zdrop-tracking
+// #70935: Check if we do not emit snippet
+// with newlines which lead complex diagnostics.
+
+use std::future::Future;
+
+async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
+}
+
+fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send {
+    //[no_drop_tracking]~^ ERROR future cannot be sent between threads safely
+    //[drop_tracking]~^^ ERROR `Sender<i32>` cannot be shared between threads
+    async move {
+        baz(|| async{
+            foo(tx.clone());
+        }).await;
+    }
+}
+
+fn bar(_s: impl Future + Send) {
+}
+
+fn main() {
+    let (tx, _rx) = std::sync::mpsc::channel();
+    bar(foo(tx));
+}
-- 
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