rust/tests/fail/dangling_pointers/dangling_pointer_addr_of.rs

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// Make sure we find these even with many checks disabled.
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//@compile-flags: -Zmiri-disable-alignment-check -Zmiri-disable-stacked-borrows -Zmiri-disable-validation
use std::ptr;
fn main() {
let p = {
let b = Box::new(42);
&*b as *const i32
};
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let x = unsafe { ptr::addr_of!(*p) }; //~ ERROR dereferenced after this allocation got freed
panic!("this should never print: {:?}", x);
}