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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/borrowck/borrowck-move-out-of-vec-tail.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/borrowck/borrowck-move-out-of-vec-tail.rs')
-rw-r--r-- | src/test/ui/borrowck/borrowck-move-out-of-vec-tail.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/borrowck-move-out-of-vec-tail.rs b/src/test/ui/borrowck/borrowck-move-out-of-vec-tail.rs new file mode 100644 index 000000000..8ece81a3c --- /dev/null +++ b/src/test/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!(); + } + } +} |