rust/tests/crashes/118952.rs
2024-04-14 11:21:51 +02:00

26 lines
641 B
Rust

//@ known-bug: #118952
#![allow(non_camel_case_types)]
#![feature(generic_const_exprs)]
#![feature(specialization)]
const DEFAULT_SMALL_VEC_INLINE_CAPACITY: usize = std::mem::size_of::<usize>() * 8;
pub const fn tiny_vec_cap<T>() -> usize {
return (DEFAULT_SMALL_VEC_INLINE_CAPACITY - 1) / std::mem::size_of::<T>()
}
pub struct TinyVec<T, const N: usize = {tiny_vec_cap::<T>()}>
where [
();
(N * std::mem::size_of::<T>())
- std::mem::size_of::<std::ptr::NonNull<T>>()
- std::mem::size_of::<isize>()
]: ,
{
data: isize //TinyVecData<T, N>,
}
pub fn main() {
let t = TinyVec::<u8>::new();
}