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-15571.rs | 58 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 src/test/ui/issues/issue-15571.rs

(limited to 'src/test/ui/issues/issue-15571.rs')

diff --git a/src/test/ui/issues/issue-15571.rs b/src/test/ui/issues/issue-15571.rs
new file mode 100644
index 000000000..5381d6523
--- /dev/null
+++ b/src/test/ui/issues/issue-15571.rs
@@ -0,0 +1,58 @@
+// run-pass
+#![feature(box_syntax)]
+
+fn match_on_local() {
+    let mut foo: Option<Box<_>> = Some(box 5);
+    match foo {
+        None => {},
+        Some(x) => {
+            foo = Some(x);
+        }
+    }
+    println!("'{}'", foo.unwrap());
+}
+
+fn match_on_arg(mut foo: Option<Box<i32>>) {
+    match foo {
+        None => {}
+        Some(x) => {
+            foo = Some(x);
+        }
+    }
+    println!("'{}'", foo.unwrap());
+}
+
+fn match_on_binding() {
+    match Some(Box::new(7)) {
+        mut foo => {
+            match foo {
+                None => {},
+                Some(x) => {
+                    foo = Some(x);
+                }
+            }
+            println!("'{}'", foo.unwrap());
+        }
+    }
+}
+
+fn match_on_upvar() {
+    let mut foo: Option<Box<_>> = Some(box 8);
+    let f = move|| {
+        match foo {
+            None => {},
+            Some(x) => {
+                foo = Some(x);
+            }
+        }
+        println!("'{}'", foo.unwrap());
+    };
+    f();
+}
+
+fn main() {
+    match_on_local();
+    match_on_arg(Some(box 6));
+    match_on_binding();
+    match_on_upvar();
+}
-- 
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