| fn main() { | |
| // Not using the () type here, as writes of that type do not even have MIR generated. | |
| // Also not assigning directly as that's array initialization, not assignment. | |
| let zst_val = [1u8; 0]; | |
| // make sure ZST accesses are checked against being "truly" dangling pointers | |
| // (into deallocated allocations). | |
| let mut x_box = Box::new(1u8); | |
| let x = &mut *x_box as *mut _ as *mut [u8; 0]; | |
| drop(x_box); | |
| unsafe { *x = zst_val }; //~ ERROR: has been freed | |
| } |