1 files changed, 38 insertions, 0 deletions
diff --git a/tests/ui/borrowck/issue-81365-4.rs b/tests/ui/borrowck/issue-81365-4.rs
new file mode 100644
index 000000000..b2643eb33
--- /dev/null
+++ b/tests/ui/borrowck/issue-81365-4.rs
@@ -0,0 +1,38 @@
+use std::ops::Deref;
+
+struct DerefTarget {
+    target_field: bool,
+}
+struct Container {
+    target: DerefTarget,
+    container_field: bool,
+}
+
+impl Deref for Container {
+    type Target = DerefTarget;
+    fn deref(&self) -> &Self::Target {
+        &self.target
+    }
+}
+
+struct Outer {
+    container: Container,
+    outer_field: bool,
+}
+
+impl Deref for Outer {
+    type Target = Container;
+    fn deref(&self) -> &Self::Target {
+        &self.container
+    }
+}
+
+impl Outer {
+    fn bad_borrow(&mut self) {
+        let first = &self.target_field;
+        self.outer_field = true; //~ ERROR E0506
+        first;
+    }
+}
+
+fn main() {}