rust/tests/ui/moves/move-of-addr-of-mut.rs
2023-01-11 09:32:08 +00:00

13 lines
310 B
Rust

// Ensure that taking a mutable raw ptr to an uninitialized variable does not change its
// initializedness.
struct S;
fn main() {
let mut x: S;
std::ptr::addr_of_mut!(x); //~ ERROR E0381
let y = x; // Should error here if `addr_of_mut` is ever allowed on uninitialized variables
drop(y);
}