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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/transmutability/arrays/should_inherit_alignment.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/transmutability/arrays/should_inherit_alignment.rs')
-rw-r--r-- | src/test/ui/transmutability/arrays/should_inherit_alignment.rs | 60 |
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>(); -} |