rust/tests/ui/enum/enum-drop-cast-error.rs
2025-06-04 19:32:06 +05:00

20 lines
386 B
Rust

//! Check that trying to cast an enum with a Drop impl to an integer is rejected.
//!
//! Issue: <https://github.com/rust-lang/rust/issues/35941>
enum E {
A = 0,
}
impl Drop for E {
fn drop(&mut self) {
println!("Drop");
}
}
fn main() {
let e = E::A;
let i = e as u32;
//~^ ERROR cannot cast enum `E` into integer `u32` because it implements `Drop`
}