rust/tests/ui/consts/issue-65348.rs

25 lines
511 B
Rust

//@ check-pass
struct Generic<T>(T);
impl<T> Generic<T> {
const ARRAY: [T; 0] = [];
const NEWTYPE_ARRAY: Generic<[T; 0]> = Generic([]);
const ARRAY_FIELD: Generic<(i32, [T; 0])> = Generic((0, []));
}
pub const fn array<T>() -> &'static T {
#[allow(unconditional_panic)]
&Generic::<T>::ARRAY[0]
}
pub const fn newtype_array<T>() -> &'static T {
&Generic::<T>::NEWTYPE_ARRAY.0[0]
}
pub const fn array_field<T>() -> &'static T {
&(Generic::<T>::ARRAY_FIELD.0).1[0]
}
fn main() {}