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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/moves/move-out-of-array-ref.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/moves/move-out-of-array-ref.rs')
-rw-r--r-- | src/test/ui/moves/move-out-of-array-ref.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/moves/move-out-of-array-ref.rs b/src/test/ui/moves/move-out-of-array-ref.rs new file mode 100644 index 000000000..343f00ff2 --- /dev/null +++ b/src/test/ui/moves/move-out-of-array-ref.rs @@ -0,0 +1,34 @@ +// Ensure that we cannot move out of a reference to a fixed-size array + +struct D { _x: u8 } + +impl Drop for D { fn drop(&mut self) { } } + +fn move_elem(a: &[D; 4]) -> D { + let [_, e, _, _] = *a; //~ ERROR cannot move + e +} + +fn move_subarr(a: &[D; 4]) -> [D; 2] { + let [_, s @ .. , _] = *a; //~ ERROR cannot move + s +} + +fn move_elem_mut(a: &mut [D; 4]) -> D { + let [_, e, _, _] = *a; //~ ERROR cannot move + e +} + +fn move_subarr_mut(a: &mut [D; 4]) -> [D; 2] { + let [_, s @ .. , _] = *a; //~ ERROR cannot move + s +} + +fn main() { + fn d() -> D { D { _x: 0 } } + + move_elem(&[d(), d(), d(), d()]); + move_subarr(&[d(), d(), d(), d()]); + move_elem_mut(&mut [d(), d(), d(), d()]); + move_subarr_mut(&mut [d(), d(), d(), d()]); +} |