rust/tests/ui/borrowck/issue-70919-drop-in-loop.rs

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// 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() {
}