From 4547b622d8d29df964fa2914213088b148c498fc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:18:32 +0200 Subject: Merging upstream version 1.67.1+dfsg1. Signed-off-by: Daniel Baumann --- .../arrays/issue-103783-array-length.rs | 24 ++++++++++++++++++++++ .../arrays/issue-103783-array-length.stderr | 9 ++++++++ 2 files changed, 33 insertions(+) create mode 100644 src/test/ui/transmutability/arrays/issue-103783-array-length.rs create mode 100644 src/test/ui/transmutability/arrays/issue-103783-array-length.stderr (limited to 'src/test/ui/transmutability') diff --git a/src/test/ui/transmutability/arrays/issue-103783-array-length.rs b/src/test/ui/transmutability/arrays/issue-103783-array-length.rs new file mode 100644 index 000000000..cb36e539e --- /dev/null +++ b/src/test/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() + 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::(); +} diff --git a/src/test/ui/transmutability/arrays/issue-103783-array-length.stderr b/src/test/ui/transmutability/arrays/issue-103783-array-length.stderr new file mode 100644 index 000000000..37774c59e --- /dev/null +++ b/src/test/ui/transmutability/arrays/issue-103783-array-length.stderr @@ -0,0 +1,9 @@ +error[E0308]: mismatched types + --> $DIR/issue-103783-array-length.rs:21:34 + | +LL | type NaughtyLenArray = [u32; 3.14159]; + | ^^^^^^^ expected `usize`, found floating-point number + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0308`. -- cgit v1.2.3