mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-24 07:44:10 +00:00
beebd3a4c6
Desugaring DropAndReplace at MIR build (#107844) fixed issue 70919. Add regressions tests, borrowed from #102078, to ensure we check for this in the future. Co-authored-by: Aaron Hill <aa1ronham@gmail.com>
26 lines
502 B
Rust
26 lines
502 B
Rust
// Regression test for issue #70919
|
|
// Tests that we don't emit a spurious "borrow might be used" error
|
|
// when we have an explicit `drop` in a loop
|
|
|
|
// check-pass
|
|
|
|
struct WrapperWithDrop<'a>(&'a mut bool);
|
|
impl<'a> Drop for WrapperWithDrop<'a> {
|
|
fn drop(&mut self) {
|
|
}
|
|
}
|
|
|
|
fn drop_in_loop() {
|
|
let mut base = true;
|
|
let mut wrapper = WrapperWithDrop(&mut base);
|
|
loop {
|
|
drop(wrapper);
|
|
|
|
base = false;
|
|
wrapper = WrapperWithDrop(&mut base);
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
}
|