mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-26 16:54:01 +00:00
28 lines
462 B
Rust
28 lines
462 B
Rust
// check-pass
|
|
|
|
struct Test<T, const N: usize>([T; N]);
|
|
|
|
impl<T: Copy + Default, const N: usize> Default for Test<T, N> {
|
|
fn default() -> Self {
|
|
Self([T::default(); N])
|
|
}
|
|
}
|
|
|
|
impl<T, const N: usize> std::ops::Deref for Test<T, N> {
|
|
type Target = [T; N];
|
|
|
|
fn deref(&self) -> &[T; N] {
|
|
&self.0
|
|
}
|
|
}
|
|
|
|
fn test() -> Test<u64, 16> {
|
|
let test = Test::default();
|
|
println!("{}", test.len());
|
|
test
|
|
}
|
|
|
|
fn main() {
|
|
test();
|
|
}
|