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/expr-copy.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/test/ui/expr-copy.rs

(limited to 'src/test/ui/expr-copy.rs')

diff --git a/src/test/ui/expr-copy.rs b/src/test/ui/expr-copy.rs
new file mode 100644
index 000000000..1c6ae0381
--- /dev/null
+++ b/src/test/ui/expr-copy.rs
@@ -0,0 +1,18 @@
+// run-pass
+
+fn f(arg: &mut A) {
+    arg.a = 100;
+}
+
+#[derive(Copy, Clone)]
+struct A { a: isize }
+
+pub fn main() {
+    let mut x = A {a: 10};
+    f(&mut x);
+    assert_eq!(x.a, 100);
+    x.a = 20;
+    let mut y = x;
+    f(&mut y);
+    assert_eq!(x.a, 20);
+}
-- 
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