summaryrefslogtreecommitdiffstats
path: root/src/test/ui/transmutability/arrays/should_inherit_alignment.rs
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/transmutability/arrays/should_inherit_alignment.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-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/transmutability/arrays/should_inherit_alignment.rs')
-rw-r--r--src/test/ui/transmutability/arrays/should_inherit_alignment.rs60
1 files changed, 0 insertions, 60 deletions
diff --git a/src/test/ui/transmutability/arrays/should_inherit_alignment.rs b/src/test/ui/transmutability/arrays/should_inherit_alignment.rs
deleted file mode 100644
index b00e5c7e4..000000000
--- a/src/test/ui/transmutability/arrays/should_inherit_alignment.rs
+++ /dev/null
@@ -1,60 +0,0 @@
-// check-pass
-//! An array must inherit the alignment of its inner type.
-
-#![crate_type = "lib"]
-#![feature(transmutability)]
-#![allow(dead_code, incomplete_features, non_camel_case_types)]
-
-mod assert {
- use std::mem::{Assume, BikeshedIntrinsicFrom};
- pub struct Context;
-
- pub fn is_maybe_transmutable<Src, Dst>()
- where
- Dst: BikeshedIntrinsicFrom<Src, Context, {
- Assume::ALIGNMENT
- .and(Assume::LIFETIMES)
- .and(Assume::SAFETY)
- .and(Assume::VALIDITY)
- }>
- {}
-}
-
-#[derive(Clone, Copy)] #[repr(u8)] enum Ox00 { V = 0x00 }
-#[derive(Clone, Copy)] #[repr(u8)] enum Ox01 { V = 0x01 }
-#[derive(Clone, Copy)] #[repr(u8)] enum OxFF { V = 0xFF }
-
-#[repr(C)]
-union Uninit {
- a: (),
- b: OxFF,
-}
-
-#[repr(C, align(2))] struct align_2(Ox00);
-
-fn len_0() {
- #[repr(C)] struct ImplicitlyPadded([align_2; 0], Ox01);
- #[repr(C)] struct ExplicitlyPadded(Ox01, Uninit);
-
- #[repr(C)] struct Struct();
- assert::is_maybe_transmutable::<ImplicitlyPadded, ExplicitlyPadded>();
- assert::is_maybe_transmutable::<ExplicitlyPadded, ImplicitlyPadded>();
-}
-
-fn len_1() {
- #[repr(C)] struct ImplicitlyPadded([align_2; 1], Ox01);
- #[repr(C)] struct ExplicitlyPadded(Ox00, Uninit, Ox01, Uninit);
-
- #[repr(C)] struct Struct();
- assert::is_maybe_transmutable::<ImplicitlyPadded, ExplicitlyPadded>();
- assert::is_maybe_transmutable::<ExplicitlyPadded, ImplicitlyPadded>();
-}
-
-fn len_2() {
- #[repr(C)] struct ImplicitlyPadded([align_2; 2], Ox01);
- #[repr(C)] struct ExplicitlyPadded(Ox00, Uninit, Ox00, Uninit, Ox01, Uninit);
-
- #[repr(C)] struct Struct();
- assert::is_maybe_transmutable::<ImplicitlyPadded, ExplicitlyPadded>();
- assert::is_maybe_transmutable::<ExplicitlyPadded, ImplicitlyPadded>();
-}