From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/nll/self-assign-ref-mut.rs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 tests/ui/nll/self-assign-ref-mut.rs

(limited to 'tests/ui/nll/self-assign-ref-mut.rs')

diff --git a/tests/ui/nll/self-assign-ref-mut.rs b/tests/ui/nll/self-assign-ref-mut.rs
new file mode 100644
index 000000000..1ca4cf3a7
--- /dev/null
+++ b/tests/ui/nll/self-assign-ref-mut.rs
@@ -0,0 +1,20 @@
+// Check that `*y` isn't borrowed after `y = y`.
+
+// check-pass
+
+fn main() {
+    let mut x = 1;
+    {
+        let mut y = &mut x;
+        y = y;
+        y;
+    }
+    x;
+    {
+        let mut y = &mut x;
+        y = y;
+        y = y;
+        y;
+    }
+    x;
+}
-- 
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