mirror of https://github.com/rust-lang/rust
29 lines
661 B
Rust
29 lines
661 B
Rust
//@ edition:2018
|
|
|
|
use core::{
|
|
convert::identity,
|
|
marker::PhantomPinned,
|
|
mem::drop as stuff,
|
|
pin::pin,
|
|
};
|
|
|
|
fn function_call_stops_borrow_extension() {
|
|
let phantom_pinned = identity(pin!(PhantomPinned));
|
|
//~^ ERROR temporary value dropped while borrowed
|
|
stuff(phantom_pinned)
|
|
}
|
|
|
|
fn promotion_only_works_for_the_innermost_block() {
|
|
let phantom_pinned = {
|
|
let phantom_pinned = pin!(PhantomPinned);
|
|
//~^ ERROR temporary value dropped while borrowed
|
|
phantom_pinned
|
|
};
|
|
stuff(phantom_pinned)
|
|
}
|
|
|
|
fn main() {
|
|
function_call_stops_borrow_extension();
|
|
promotion_only_works_for_the_innermost_block();
|
|
}
|