From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/expr-copy.rs | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 tests/ui/expr-copy.rs (limited to 'tests/ui/expr-copy.rs') diff --git a/tests/ui/expr-copy.rs b/tests/ui/expr-copy.rs new file mode 100644 index 000000000..1c6ae0381 --- /dev/null +++ b/tests/ui/expr-copy.rs @@ -0,0 +1,18 @@ +// run-pass + +fn f(arg: &mut A) { + arg.a = 100; +} + +#[derive(Copy, Clone)] +struct A { a: isize } + +pub fn main() { + let mut x = A {a: 10}; + f(&mut x); + assert_eq!(x.a, 100); + x.a = 20; + let mut y = x; + f(&mut y); + assert_eq!(x.a, 20); +} -- cgit v1.2.3