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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/self/uniq-self-in-mut-slot.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz
rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/self/uniq-self-in-mut-slot.rs')
-rw-r--r--tests/ui/self/uniq-self-in-mut-slot.rs22
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/self/uniq-self-in-mut-slot.rs b/tests/ui/self/uniq-self-in-mut-slot.rs
new file mode 100644
index 000000000..71e57d8c1
--- /dev/null
+++ b/tests/ui/self/uniq-self-in-mut-slot.rs
@@ -0,0 +1,22 @@
+// run-pass
+
+struct X {
+ a: isize
+}
+
+trait Changer {
+ fn change(self: Box<Self>) -> Box<Self>;
+}
+
+impl Changer for X {
+ fn change(mut self: Box<X>) -> Box<X> {
+ self.a = 55;
+ self
+ }
+}
+
+pub fn main() {
+ let x: Box<_> = Box::new(X { a: 32 });
+ let new_x = x.change();
+ assert_eq!(new_x.a, 55);
+}