rust/tests/ui/consts/promoted_const_call2.rs
2023-01-11 09:32:08 +00:00

15 lines
497 B
Rust

#![feature(const_precise_live_drops)]
pub const fn id<T>(x: T) -> T { x }
pub const C: () = {
let _: &'static _ = &id(&String::new());
//~^ ERROR: temporary value dropped while borrowed
//~| ERROR: temporary value dropped while borrowed
//~| ERROR: destructor of `String` cannot be evaluated at compile-time
};
fn main() {
let _: &'static _ = &id(&String::new());
//~^ ERROR: temporary value dropped while borrowed
//~| ERROR: temporary value dropped while borrowed
}