rust/tests/compile-fail/stacked_borrows/deallocate_against_barrier.rs

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2018-11-21 08:25:47 -06:00
// error-pattern: Deallocating with active barrier
fn inner(x: &mut i32, f: fn(&mut i32)) {
// `f` may mutate, but it may not deallocate!
f(x)
}
fn main() {
inner(Box::leak(Box::new(0)), |x| {
let raw = x as *mut _;
drop(unsafe { Box::from_raw(raw) });
});
}