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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 /tests/ui/transmutability/arrays/issue-103783-array-length.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 'tests/ui/transmutability/arrays/issue-103783-array-length.rs')
-rw-r--r-- | tests/ui/transmutability/arrays/issue-103783-array-length.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/transmutability/arrays/issue-103783-array-length.rs b/tests/ui/transmutability/arrays/issue-103783-array-length.rs new file mode 100644 index 000000000..cb36e539e --- /dev/null +++ b/tests/ui/transmutability/arrays/issue-103783-array-length.rs @@ -0,0 +1,24 @@ +#![crate_type = "lib"] +#![feature(transmutability)] +#![allow(dead_code)] + +mod assert { + use std::mem::{Assume, BikeshedIntrinsicFrom}; + pub struct Context; + + pub fn is_maybe_transmutable<Src, Dst>() + where + Dst: BikeshedIntrinsicFrom< + Src, + Context, + { Assume { alignment: true, lifetimes: true, safety: true, validity: true } }, + >, + { + } +} + +fn test() { + type NaughtyLenArray = [u32; 3.14159]; //~ ERROR mismatched types + type JustUnit = (); + assert::is_maybe_transmutable::<JustUnit, NaughtyLenArray>(); +} |