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/issues/issue-18566.rs | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 src/test/ui/issues/issue-18566.rs

(limited to 'src/test/ui/issues/issue-18566.rs')

diff --git a/src/test/ui/issues/issue-18566.rs b/src/test/ui/issues/issue-18566.rs
new file mode 100644
index 000000000..9da904acf
--- /dev/null
+++ b/src/test/ui/issues/issue-18566.rs
@@ -0,0 +1,25 @@
+use std::ops::Deref;
+
+struct MyPtr<'a>(&'a mut usize);
+impl<'a> Deref for MyPtr<'a> {
+    type Target = usize;
+
+    fn deref<'b>(&'b self) -> &'b usize { self.0 }
+}
+
+trait Tr {
+    fn poke(&self, s: &mut usize);
+}
+
+impl Tr for usize {
+    fn poke(&self, s: &mut usize)  {
+        *s = 2;
+    }
+}
+
+fn main() {
+    let s = &mut 1;
+
+    MyPtr(s).poke(s);
+    //~^ ERROR cannot borrow `*s` as mutable more than once at a time
+}
-- 
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