rust/tests/compile-fail/dangling_pointer_deref.rs
2020-03-19 08:25:08 +01:00

9 lines
219 B
Rust

fn main() {
let p = {
let b = Box::new(42);
&*b as *const i32
};
let x = unsafe { *p }; //~ ERROR dereferenced after this allocation got freed
panic!("this should never print: {}", x);
}