rust/tests/ui/feature-gates/feature-gate-derive-smart-pointer.rs
2024-08-13 04:26:48 +08:00

10 lines
284 B
Rust

use std::marker::SmartPointer; //~ ERROR use of unstable library feature 'derive_smart_pointer'
#[derive(SmartPointer)] //~ ERROR use of unstable library feature 'derive_smart_pointer'
#[repr(transparent)]
struct MyPointer<'a, #[pointee] T: ?Sized> {
ptr: &'a T,
}
fn main() {}