From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/generator/not-send-sync.rs | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 src/test/ui/generator/not-send-sync.rs

(limited to 'src/test/ui/generator/not-send-sync.rs')

diff --git a/src/test/ui/generator/not-send-sync.rs b/src/test/ui/generator/not-send-sync.rs
new file mode 100644
index 000000000..8ca5565fb
--- /dev/null
+++ b/src/test/ui/generator/not-send-sync.rs
@@ -0,0 +1,21 @@
+#![feature(generators)]
+
+use std::cell::Cell;
+
+fn main() {
+    fn assert_sync<T: Sync>(_: T) {}
+    fn assert_send<T: Send>(_: T) {}
+
+    assert_sync(|| {
+        //~^ ERROR: generator cannot be shared between threads safely
+        let a = Cell::new(2);
+        yield;
+    });
+
+    let a = Cell::new(2);
+    assert_send(|| {
+        //~^ ERROR: E0277
+        drop(&a);
+        yield;
+    });
+}
-- 
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