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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/array-slice-vec/box-of-array-of-drop-2.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/array-slice-vec/box-of-array-of-drop-2.rs')
-rw-r--r-- | src/test/ui/array-slice-vec/box-of-array-of-drop-2.rs | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/src/test/ui/array-slice-vec/box-of-array-of-drop-2.rs b/src/test/ui/array-slice-vec/box-of-array-of-drop-2.rs deleted file mode 100644 index c0ca45875..000000000 --- a/src/test/ui/array-slice-vec/box-of-array-of-drop-2.rs +++ /dev/null @@ -1,53 +0,0 @@ -// run-pass -// needs-unwind -#![allow(overflowing_literals)] - -// Test that we cleanup dynamic sized Box<[D]> properly when D has a -// destructor. - -// ignore-emscripten no threads support - -use std::thread; -use std::sync::atomic::{AtomicUsize, Ordering}; - -static LOG: AtomicUsize = AtomicUsize::new(0); - -struct D(u8); - -impl Drop for D { - fn drop(&mut self) { - println!("Dropping {}", self.0); - let old = LOG.load(Ordering::SeqCst); - let _ = LOG.compare_exchange( - old, - old << 4 | self.0 as usize, - Ordering::SeqCst, - Ordering::SeqCst - ); - } -} - -fn main() { - fn die() -> D { panic!("Oh no"); } - let g = thread::spawn(|| { - let _b1: Box<[D; 4]> = Box::new([D( 1), D( 2), D( 3), D( 4)]); - let _b2: Box<[D; 4]> = Box::new([D( 5), D( 6), D( 7), D( 8)]); - let _b3: Box<[D; 4]> = Box::new([D( 9), D(10), die(), D(12)]); - let _b4: Box<[D; 4]> = Box::new([D(13), D(14), D(15), D(16)]); - }); - assert!(g.join().is_err()); - - // When the panic occurs, we will be in the midst of constructing - // the input to `_b3`. Therefore, we drop the elements of the - // partially filled array first, before we get around to dropping - // the elements of `_b1` and _b2`. - - // Issue 23222: The order in which the elements actually get - // dropped is a little funky. See similar notes in nested-vec-3; - // in essence, I would not be surprised if we change the ordering - // given in `expect` in the future. - - let expect = 0x__A_9__5_6_7_8__1_2_3_4; - let actual = LOG.load(Ordering::SeqCst); - assert!(actual == expect, "expect: 0x{:x} actual: 0x{:x}", expect, actual); -} |