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/borrowck/borrowck-move-out-of-vec-tail.rs | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 tests/ui/borrowck/borrowck-move-out-of-vec-tail.rs (limited to 'tests/ui/borrowck/borrowck-move-out-of-vec-tail.rs') diff --git a/tests/ui/borrowck/borrowck-move-out-of-vec-tail.rs b/tests/ui/borrowck/borrowck-move-out-of-vec-tail.rs new file mode 100644 index 000000000..8ece81a3c --- /dev/null +++ b/tests/ui/borrowck/borrowck-move-out-of-vec-tail.rs @@ -0,0 +1,33 @@ +// Test that we do not permit moves from &[] matched by a vec pattern. + +#[derive(Clone, Debug)] +struct Foo { + string: String +} + +pub fn main() { + let x = vec![ + Foo { string: "foo".to_string() }, + Foo { string: "bar".to_string() }, + Foo { string: "baz".to_string() } + ]; + let x: &[Foo] = &x; + match *x { + [_, ref tail @ ..] => { + match tail { + //~^ ERROR cannot move out of type `[Foo]` + &[Foo { string: a }, + Foo { string: b }] => { + } + _ => { + unreachable!(); + } + } + let z = tail[0].clone(); + println!("{:?}", z); + } + _ => { + unreachable!(); + } + } +} -- cgit v1.2.3