// This should fail even without validation // compile-flags: -Zmiri-disable-validation static mut LEAK: usize = 0; fn fill(v: &mut i32) { unsafe { LEAK = v as *mut _ as usize; } } fn evil() { unsafe { &mut *(LEAK as *mut i32) }; //~ ERROR dangling pointer was dereferenced } fn main() { let _y; { let mut x = 0i32; fill(&mut x); _y = x; } evil(); }