From 631cd5845e8de329d0e227aaa707d7ea228b8f8f Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:20:29 +0200 Subject: Merging upstream version 1.70.0+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/box/unit/unique-in-vec-copy.rs | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 tests/ui/box/unit/unique-in-vec-copy.rs (limited to 'tests/ui/box/unit/unique-in-vec-copy.rs') diff --git a/tests/ui/box/unit/unique-in-vec-copy.rs b/tests/ui/box/unit/unique-in-vec-copy.rs new file mode 100644 index 000000000..ce52d15ef --- /dev/null +++ b/tests/ui/box/unit/unique-in-vec-copy.rs @@ -0,0 +1,15 @@ +// run-pass + +pub fn main() { + let mut a: Vec> = vec![Box::new(10)]; + let b = a.clone(); + + assert_eq!(*a[0], 10); + assert_eq!(*b[0], 10); + + // This should only modify the value in a, not b + *a[0] = 20; + + assert_eq!(*a[0], 20); + assert_eq!(*b[0], 10); +} -- cgit v1.2.3