rust/tests/ui/dyn-star/align.rs
2023-02-07 19:05:53 +00:00

18 lines
502 B
Rust

// revisions: normal over_aligned
//[normal] check-pass
#![feature(dyn_star)]
//~^ WARN the feature `dyn_star` is incomplete and may not be safe to use and/or cause compiler crashes
use std::fmt::Debug;
#[cfg_attr(over_aligned, repr(C, align(1024)))]
#[cfg_attr(not(over_aligned), repr(C))]
#[derive(Debug)]
struct AlignedUsize(usize);
fn main() {
let x = AlignedUsize(12) as dyn* Debug;
//[over_aligned]~^ ERROR `AlignedUsize` needs to have the same alignment and size as a pointer
}