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/overloaded/overloaded-index.rs | 64 ++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 src/test/ui/overloaded/overloaded-index.rs

(limited to 'src/test/ui/overloaded/overloaded-index.rs')

diff --git a/src/test/ui/overloaded/overloaded-index.rs b/src/test/ui/overloaded/overloaded-index.rs
new file mode 100644
index 000000000..5ad6d2e70
--- /dev/null
+++ b/src/test/ui/overloaded/overloaded-index.rs
@@ -0,0 +1,64 @@
+// run-pass
+use std::ops::{Index, IndexMut};
+
+struct Foo {
+    x: isize,
+    y: isize,
+}
+
+impl Index<isize> for Foo {
+    type Output = isize;
+
+    fn index(&self, z: isize) -> &isize {
+        if z == 0 {
+            &self.x
+        } else {
+            &self.y
+        }
+    }
+}
+
+impl IndexMut<isize> for Foo {
+    fn index_mut(&mut self, z: isize) -> &mut isize {
+        if z == 0 {
+            &mut self.x
+        } else {
+            &mut self.y
+        }
+    }
+}
+
+trait Int {
+    fn get(self) -> isize;
+    fn get_from_ref(&self) -> isize;
+    fn inc(&mut self);
+}
+
+impl Int for isize {
+    fn get(self) -> isize { self }
+    fn get_from_ref(&self) -> isize { *self }
+    fn inc(&mut self) { *self += 1; }
+}
+
+fn main() {
+    let mut f = Foo {
+        x: 1,
+        y: 2,
+    };
+    assert_eq!(f[1], 2);
+    f[0] = 3;
+    assert_eq!(f[0], 3);
+    {
+        let p = &mut f[1];
+        *p = 4;
+    }
+    {
+        let p = &f[1];
+        assert_eq!(*p, 4);
+    }
+
+    // Test calling methods with `&mut self`, `self, and `&self` receivers:
+    f[1].inc();
+    assert_eq!(f[1].get(), 5);
+    assert_eq!(f[1].get_from_ref(), 5);
+}
-- 
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